123525554240052 has 36 divisors (see below), whose sum is σ = 312259325990976. Its totient is φ = 41173315516560.

The previous prime is 123525554240027. The next prime is 123525554240089. The reversal of 123525554240052 is 250042455525321.

123525554240052 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 2 + 5 + 554 + 2 + 40 + 0 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77080458 + ... + 78666689.

It is an arithmetic number, because the mean of its divisors is an integer number (8673870166416).

Almost surely, 2^{123525554240052} is an apocalyptic number.

123525554240052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123525554240052 is an abundant number, since it is smaller than the sum of its proper divisors (188733771750924).

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

123525554240052 is a wasteful number, since it uses less digits than its factorization.

123525554240052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155769188 (or 155769183 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 123525554240052 in words is "one hundred twenty-three trillion, five hundred twenty-five billion, five hundred fifty-four million, two hundred forty thousand, fifty-two".