145817322124 has 24 divisors (see below), whose sum is σ = 259702405200. Its totient is φ = 71618511360.

The previous prime is 145817322103. The next prime is 145817322149. The reversal of 145817322124 is 421223718541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77892 + ... + 545620.

It is an arithmetic number, because the mean of its divisors is an integer number (10820933550).

Almost surely, 2^145817322124 is an apocalyptic number.

It is an amenable number.

145817322124 is a deficient number, since it is larger than the sum of its proper divisors (113885083076).

145817322124 is a wasteful number, since it uses less digits than its factorization.

145817322124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469113 (or 469111 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The spelling of 145817322124 in words is "one hundred forty-five billion, eight hundred seventeen million, three hundred twenty-two thousand, one hundred twenty-four".