123846106257 has 72 divisors (see below), whose sum is σ = 188494844928. Its totient is φ = 78293900160.

The previous prime is 123846106231. The next prime is 123846106259. The reversal of 123846106257 is 752601648321.

123846106257 is a `hidden beast` number, since 1 + 2 + 3 + 8 + 4 + 6 + 10 + 625 + 7 = 666.

It is not a de Polignac number, because 123846106257 - 2²³ = 123837717649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123846106259) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 157364418 + ... + 157365204.

Almost surely, 2^123846106257 is an apocalyptic number.

It is an amenable number.

123846106257 is a deficient number, since it is larger than the sum of its proper divisors (64648738671).

123846106257 is a wasteful number, since it uses less digits than its factorization.

123846106257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 123846106257 in words is "one hundred twenty-three billion, eight hundred forty-six million, one hundred six thousand, two hundred fifty-seven".