104212711647 has 20 divisors (see below), whose sum is σ = 169828124136. Its totient is φ = 63159218640.

The previous prime is 104212711633. The next prime is 104212711651. The reversal of 104212711647 is 746117212401.

104212711647 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 1 + 2 + 7 + 1 + 1 + 647 = 666.

It is not a de Polignac number, because 104212711647 - 2¹⁴ = 104212695263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212711627) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58479868 + ... + 58481649.

Almost surely, 2^104212711647 is an apocalyptic number.

104212711647 is a deficient number, since it is larger than the sum of its proper divisors (65615412489).

104212711647 is a wasteful number, since it uses less digits than its factorization.

104212711647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116961540 (or 116961531 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The spelling of 104212711647 in words is "one hundred four billion, two hundred twelve million, seven hundred eleven thousand, six hundred forty-seven".