104042461518681 has 32 divisors (see below), whose sum is σ = 166886843366400. Its totient is φ = 56323167497280.

The previous prime is 104042461518497. The next prime is 104042461518701. The reversal of 104042461518681 is 186815164240401.

It is not a de Polignac number, because 104042461518681 - 2⁹ = 104042461518169 is a prime.

It is a super-2 number, since 2×104042461518681² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104042461518181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39671175 + ... + 42212403.

It is an arithmetic number, because the mean of its divisors is an integer number (5215213855200).

Almost surely, 2^{104042461518681} is an apocalyptic number.

It is an amenable number.

104042461518681 is a deficient number, since it is larger than the sum of its proper divisors (62844381847719).

104042461518681 is a wasteful number, since it uses less digits than its factorization.

104042461518681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643869.

The product of its (nonzero) digits is 1474560, while the sum is 51.

The spelling of 104042461518681 in words is "one hundred four trillion, forty-two billion, four hundred sixty-one million, five hundred eighteen thousand, six hundred eighty-one".