104165457563 has 4 divisors (see below), whose sum is σ = 104166668760. Its totient is φ = 104164246368.

The previous prime is 104165457553. The next prime is 104165457593. The reversal of 104165457563 is 365754561401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365754561401 = 41 ⋅8920842961.

It is a cyclic number.

It is not a de Polignac number, because 104165457563 - 2²⁴ = 104148680347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104165457533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465845 + ... + 652182.

It is an arithmetic number, because the mean of its divisors is an integer number (26041667190).

Almost surely, 2^104165457563 is an apocalyptic number.

104165457563 is a deficient number, since it is larger than the sum of its proper divisors (1211197).

104165457563 is an equidigital number, since it uses as much as digits as its factorization.

104165457563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211196.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 104165457563 in words is "one hundred four billion, one hundred sixty-five million, four hundred fifty-seven thousand, five hundred sixty-three".