45500173072 has 10 divisors (see below), whose sum is σ = 88156585358. Its totient is φ = 22750086528.

The previous prime is 45500173051. The next prime is 45500173127. The reversal of 45500173072 is 27037100554.

It can be written as a sum of positive squares in only one way, i.e., 44274893056 + 1225280016 = 210416^2 + 35004^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1421880393 + ... + 1421880424.

Almost surely, 2^45500173072 is an apocalyptic number.

It is an amenable number.

45500173072 is a deficient number, since it is larger than the sum of its proper divisors (42656412286).

45500173072 is a wasteful number, since it uses less digits than its factorization.

45500173072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2843760825 (or 2843760819 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The spelling of 45500173072 in words is "forty-five billion, five hundred million, one hundred seventy-three thousand, seventy-two".