104258507643 has 64 divisors (see below), whose sum is σ = 160413066240. Its totient is φ = 66889152000.

The previous prime is 104258507629. The next prime is 104258507653. The reversal of 104258507643 is 346705852401.

104258507643 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 585 + 0 + 7 + 64 + 3 = 666.

It is not a de Polignac number, because 104258507643 - 2²⁰ = 104257459067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104258507653) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16659571 + ... + 16665827.

It is an arithmetic number, because the mean of its divisors is an integer number (2506454160).

Almost surely, 2^104258507643 is an apocalyptic number.

104258507643 is a deficient number, since it is larger than the sum of its proper divisors (56154558597).

104258507643 is a wasteful number, since it uses less digits than its factorization.

104258507643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6545 (or 6539 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 104258507643 in words is "one hundred four billion, two hundred fifty-eight million, five hundred seven thousand, six hundred forty-three".