123530025330032 has 80 divisors (see below), whose sum is σ = 252622009906560. Its totient is φ = 58355161387776.

The previous prime is 123530025330007. The next prime is 123530025330059. The reversal of 123530025330032 is 230033520035321.

It is a super-2 number, since 2×123530025330032² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165109463 + ... + 165855945.

It is an arithmetic number, because the mean of its divisors is an integer number (3157775123832).

Almost surely, 2^{123530025330032} is an apocalyptic number.

It is an amenable number.

123530025330032 is an abundant number, since it is smaller than the sum of its proper divisors (129091984576528).

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

123530025330032 is a wasteful number, since it uses less digits than its factorization.

123530025330032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747990 (or 747984 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 32.

Adding to 123530025330032 its reverse (230033520035321), we get a palindrome (353563545365353).

The spelling of 123530025330032 in words is "one hundred twenty-three trillion, five hundred thirty billion, twenty-five million, three hundred thirty thousand, thirty-two".