123551035552332 has 168 divisors, whose sum is σ = 327678533349552. Its totient is φ = 40740334128000.

The previous prime is 123551035552303. The next prime is 123551035552337. The reversal of 123551035552332 is 233255530155321.

123551035552332 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 510 + 3 + 55 + 52 + 3 + 32 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (123551035552337) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 120582582 + ... + 121602882.

It is an arithmetic number, because the mean of its divisors is an integer number (1950467460414).

Almost surely, 2^{123551035552332} is an apocalyptic number.

123551035552332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123551035552332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163839266674776).

123551035552332 is an abundant number, since it is smaller than the sum of its proper divisors (204127497797220).

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

123551035552332 is a wasteful number, since it uses less digits than its factorization.

123551035552332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020771 (or 1020754 counting only the distinct ones).

The product of its (nonzero) digits is 2025000, while the sum is 45.

The spelling of 123551035552332 in words is "one hundred twenty-three trillion, five hundred fifty-one billion, thirty-five million, five hundred fifty-two thousand, three hundred thirty-two".