124721916132 has 48 divisors (see below), whose sum is σ = 318433215744. Its totient is φ = 37680324000.

The previous prime is 124721916101. The next prime is 124721916169. The reversal of 124721916132 is 231619127421.

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, 1383594 + ... + 1470977.

It is an arithmetic number, because the mean of its divisors is an integer number (6634025328).

Almost surely, 2^124721916132 is an apocalyptic number.

124721916132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124721916132 is an abundant number, since it is smaller than the sum of its proper divisors (193711299612).

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

124721916132 is a wasteful number, since it uses less digits than its factorization.

124721916132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854920 (or 2854918 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The spelling of 124721916132 in words is "one hundred twenty-four billion, seven hundred twenty-one million, nine hundred sixteen thousand, one hundred thirty-two".