45628534944 has 72 divisors (see below), whose sum is σ = 133941854592. Its totient is φ = 14718879360.

The previous prime is 45628534943. The next prime is 45628534993. The reversal of 45628534944 is 44943582654.

45628534944 is a `hidden beast` number, since 4 + 5 + 62 + 8 + 534 + 9 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×45628534944² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45628534943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2546434 + ... + 2564289.

It is an arithmetic number, because the mean of its divisors is an integer number (1860303536).

Almost surely, 2^45628534944 is an apocalyptic number.

It is an amenable number.

45628534944 is an abundant number, since it is smaller than the sum of its proper divisors (88313319648).

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

45628534944 is a wasteful number, since it uses less digits than its factorization.

45628534944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110770 (or 5110759 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 54.

The spelling of 45628534944 in words is "forty-five billion, six hundred twenty-eight million, five hundred thirty-four thousand, nine hundred forty-four".