123237441552 has 40 divisors (see below), whose sum is σ = 318379853536. Its totient is φ = 41077022976.

The previous prime is 123237441517. The next prime is 123237441601. The reversal of 123237441552 is 255144732321.

It is a self number, because there is not a number n which added to its sum of digits gives 123237441552.

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, 1073223 + ... + 1182489.

Almost surely, 2^123237441552 is an apocalyptic number.

123237441552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123237441552 is an abundant number, since it is smaller than the sum of its proper divisors (195142411984).

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

123237441552 is a wasteful number, since it uses less digits than its factorization.

123237441552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132775 (or 132769 counting only the distinct ones).

The product of its digits is 201600, while the sum is 39.

The spelling of 123237441552 in words is "one hundred twenty-three billion, two hundred thirty-seven million, four hundred forty-one thousand, five hundred fifty-two".