45454040544 has 96 divisors (see below), whose sum is σ = 130207996800. Its totient is φ = 13769280000.

The previous prime is 45454040509. The next prime is 45454040549. The reversal of 45454040544 is 44504045454.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454040549) 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 15 ways as a sum of consecutive naturals, for example, 4323294 + ... + 4333794.

It is an arithmetic number, because the mean of its divisors is an integer number (1356333300).

Almost surely, 2^45454040544 is an apocalyptic number.

45454040544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45454040544 is an abundant number, since it is smaller than the sum of its proper divisors (84753956256).

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

45454040544 is a wasteful number, since it uses less digits than its factorization.

45454040544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14624 (or 14616 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 39.

Adding to 45454040544 its reverse (44504045454), we get a palindrome (89958085998).

The spelling of 45454040544 in words is "forty-five billion, four hundred fifty-four million, forty thousand, five hundred forty-four".