145570413375172 has 12 divisors (see below), whose sum is σ = 254752110599616. Its totient is φ = 72784096061000.

The previous prime is 145570413375137. The next prime is 145570413375187. The reversal of 145570413375172 is 271573314075541.

It is a super-2 number, since 2×145570413375172² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277361704 + ... + 277886047.

It is an arithmetic number, because the mean of its divisors is an integer number (21229342549968).

Almost surely, 2^{145570413375172} is an apocalyptic number.

It is an amenable number.

145570413375172 is a deficient number, since it is larger than the sum of its proper divisors (109181697224444).

145570413375172 is a wasteful number, since it uses less digits than its factorization.

145570413375172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555313298 (or 555313296 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 55.

The spelling of 145570413375172 in words is "one hundred forty-five trillion, five hundred seventy billion, four hundred thirteen million, three hundred seventy-five thousand, one hundred seventy-two".