104405792217 has 16 divisors (see below), whose sum is σ = 142636032000. Its totient is φ = 67890492800.

The previous prime is 104405792203. The next prime is 104405792261. The reversal of 104405792217 is 712297504401.

It is a cyclic number.

It is not a de Polignac number, because 104405792217 - 2²⁷ = 104271574489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104405792917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447784 + ... + 639782.

It is an arithmetic number, because the mean of its divisors is an integer number (8914752000).

Almost surely, 2^104405792217 is an apocalyptic number.

It is an amenable number.

104405792217 is a deficient number, since it is larger than the sum of its proper divisors (38230239783).

104405792217 is a wasteful number, since it uses less digits than its factorization.

104405792217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196464.

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 104405792217 in words is "one hundred four billion, four hundred five million, seven hundred ninety-two thousand, two hundred seventeen".