123546306315630 has 64 divisors (see below), whose sum is σ = 323468346958848. Its totient is φ = 29950466559360.

The previous prime is 123546306315617. The next prime is 123546306315661. The reversal of 123546306315630 is 36513603645321.

It is a self number, because there is not a number n which added to its sum of digits gives 123546306315630.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72114027 + ... + 73807353.

It is an arithmetic number, because the mean of its divisors is an integer number (5054192921232).

Almost surely, 2^{123546306315630} is an apocalyptic number.

123546306315630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123546306315630 is an abundant number, since it is smaller than the sum of its proper divisors (199922040643218).

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

123546306315630 is a wasteful number, since it uses less digits than its factorization.

123546306315630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914441.

The product of its (nonzero) digits is 3499200, while the sum is 48.

The spelling of 123546306315630 in words is "one hundred twenty-three trillion, five hundred forty-six billion, three hundred six million, three hundred fifteen thousand, six hundred thirty".