104563661145165 has 48 divisors (see below), whose sum is σ = 182045865718080. Its totient is φ = 55520654976000.

The previous prime is 104563661145157. The next prime is 104563661145179. The reversal of 104563661145165 is 561541166365401.

104563661145165 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 6 + 3 + 6 + 6 + 114 + 516 + 5 = 666.

It is not a de Polignac number, because 104563661145165 - 2³ = 104563661145157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23637126 + ... + 27709944.

It is an arithmetic number, because the mean of its divisors is an integer number (3792622202460).

Almost surely, 2^{104563661145165} is an apocalyptic number.

104563661145165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104563661145165 is a deficient number, since it is larger than the sum of its proper divisors (77482204572915).

104563661145165 is a wasteful number, since it uses less digits than its factorization.

104563661145165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075354 (or 4075351 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 104563661145165 in words is "one hundred four trillion, five hundred sixty-three billion, six hundred sixty-one million, one hundred forty-five thousand, one hundred sixty-five".