545069170944 has 189 divisors, whose sum is σ = 1632222588493. Its totient is φ = 181583410176.

The previous prime is 545069170939. The next prime is 545069170949. The reversal of 545069170944 is 449071960545.

The square root of 545069170944 is 738288.

It is a perfect power (a square), and thus also a powerful number.

545069170944 is a `hidden beast` number, since 5 + 4 + 506 + 91 + 7 + 0 + 9 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (545069170939) and next prime (545069170949).

It can be written as a sum of positive squares in only one way, i.e., 102471692544 + 442597478400 = 320112^2 + 665280^2 .

It is a super-2 number, since 2×545069170944² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545069170949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 318939562 + ... + 318941270.

Almost surely, 2^545069170944 is an apocalyptic number.

545069170944 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

545069170944 is the 738288-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545069170944

545069170944 is an abundant number, since it is smaller than the sum of its proper divisors (1087153417549).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545069170944 is an frugal number, since it uses more digits than its factorization.

545069170944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3452 (or 1714 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 545069170944 in words is "five hundred forty-five billion, sixty-nine million, one hundred seventy thousand, nine hundred forty-four".