545699448 has 192 divisors, whose sum is σ = 1779148800. Its totient is φ = 147813120.

The previous prime is 545699447. The next prime is 545699461. The reversal of 545699448 is 844996545.

545699448 is a `hidden beast` number, since 545 + 6 + 9 + 94 + 4 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 545699394 and 545699403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545699447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 827743 + ... + 828401.

It is an arithmetic number, because the mean of its divisors is an integer number (9266400).

Almost surely, 2^545699448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545699448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889574400).

545699448 is an abundant number, since it is smaller than the sum of its proper divisors (1233449352).

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

545699448 is a wasteful number, since it uses less digits than its factorization.

545699448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762 (or 755 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 545699448 is about 23360.2107867202. The cubic root of 545699448 is about 817.1802054168.

The spelling of 545699448 in words is "five hundred forty-five million, six hundred ninety-nine thousand, four hundred forty-eight".