45215505032 has 8 divisors (see below), whose sum is σ = 84779071950. Its totient is φ = 22607752512.

The previous prime is 45215505031. The next prime is 45215505079. The reversal of 45215505032 is 23050551254.

It can be written as a sum of positive squares in only one way, i.e., 37130977636 + 8084527396 = 192694^2 + 89914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 45215505032.

It is not an unprimeable number, because it can be changed into a prime (45215505031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2825969057 + ... + 2825969072.

Almost surely, 2^45215505032 is an apocalyptic number.

It is an amenable number.

45215505032 is a deficient number, since it is larger than the sum of its proper divisors (39563566918).

45215505032 is a wasteful number, since it uses less digits than its factorization.

45215505032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5651938135 (or 5651938131 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 45215505032 in words is "forty-five billion, two hundred fifteen million, five hundred five thousand, thirty-two".