45321611952 has 40 divisors (see below), whose sum is σ = 119571918336. Its totient is φ = 14785773376.

The previous prime is 45321611897. The next prime is 45321611957. The reversal of 45321611952 is 25911612354.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 45321611952.

It is not an unprimeable number, because it can be changed into a prime (45321611957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10042428 + ... + 10046939.

Almost surely, 2^45321611952 is an apocalyptic number.

It is an amenable number.

45321611952 is an abundant number, since it is smaller than the sum of its proper divisors (74250306384).

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

45321611952 is a wasteful number, since it uses less digits than its factorization.

45321611952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20089425 (or 20089419 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The spelling of 45321611952 in words is "forty-five billion, three hundred twenty-one million, six hundred eleven thousand, nine hundred fifty-two".