124105961499 has 32 divisors (see below), whose sum is σ = 181599043584. Its totient is φ = 74924196480.

The previous prime is 124105961491. The next prime is 124105961587. The reversal of 124105961499 is 994169501421.

It is not a de Polignac number, because 124105961499 - 2³ = 124105961491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124105961491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 843054 + ... + 979260.

It is an arithmetic number, because the mean of its divisors is an integer number (5674970112).

Almost surely, 2^124105961499 is an apocalyptic number.

124105961499 is a deficient number, since it is larger than the sum of its proper divisors (57493082085).

124105961499 is a wasteful number, since it uses less digits than its factorization.

124105961499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136667.

The product of its (nonzero) digits is 699840, while the sum is 51.

The spelling of 124105961499 in words is "one hundred twenty-four billion, one hundred five million, nine hundred sixty-one thousand, four hundred ninety-nine".