124185199039 has 12 divisors (see below), whose sum is σ = 139076585928. Its totient is φ = 110765523440.

The previous prime is 124185199027. The next prime is 124185199049. The reversal of 124185199039 is 930991581421.

It is not a de Polignac number, because 124185199039 - 2⁷ = 124185198911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124185199049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9675889 + ... + 9688714.

It is an arithmetic number, because the mean of its divisors is an integer number (11589715494).

Almost surely, 2^124185199039 is an apocalyptic number.

124185199039 is a deficient number, since it is larger than the sum of its proper divisors (14891386889).

124185199039 is a wasteful number, since it uses less digits than its factorization.

124185199039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19364678 (or 19364667 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 52.

The spelling of 124185199039 in words is "one hundred twenty-four billion, one hundred eighty-five million, one hundred ninety-nine thousand, thirty-nine".