122956988532 has 48 divisors (see below), whose sum is σ = 328587517440. Its totient is φ = 35055330912.

The previous prime is 122956988513. The next prime is 122956988543. The reversal of 122956988532 is 235889659221.

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, 1527982 + ... + 1606437.

It is an arithmetic number, because the mean of its divisors is an integer number (6845573280).

Almost surely, 2^122956988532 is an apocalyptic number.

122956988532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122956988532 is an abundant number, since it is smaller than the sum of its proper divisors (205630528908).

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

122956988532 is a wasteful number, since it uses less digits than its factorization.

122956988532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134900 (or 3134898 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 60.

The spelling of 122956988532 in words is "one hundred twenty-two billion, nine hundred fifty-six million, nine hundred eighty-eight thousand, five hundred thirty-two".