124686871612 has 6 divisors (see below), whose sum is σ = 218202025328. Its totient is φ = 62343435804.

The previous prime is 124686871609. The next prime is 124686871709. The reversal of 124686871612 is 216178686421.

It is a self number, because there is not a number n which added to its sum of digits gives 124686871612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15585858948 + ... + 15585858955.

Almost surely, 2^124686871612 is an apocalyptic number.

It is an amenable number.

124686871612 is a deficient number, since it is larger than the sum of its proper divisors (93515153716).

124686871612 is a wasteful number, since it uses less digits than its factorization.

124686871612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31171717907 (or 31171717905 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 52.

The spelling of 124686871612 in words is "one hundred twenty-four billion, six hundred eighty-six million, eight hundred seventy-one thousand, six hundred twelve".