104504012515 has 16 divisors (see below), whose sum is σ = 150862936320. Its totient is φ = 67888320480.

The previous prime is 104504012471. The next prime is 104504012519. The reversal of 104504012515 is 515210405401.

It is not a de Polignac number, because 104504012515 - 2⁷ = 104504012387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104504012519) 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, 78573781 + ... + 78575110.

It is an arithmetic number, because the mean of its divisors is an integer number (9428933520).

Almost surely, 2^104504012515 is an apocalyptic number.

104504012515 is a deficient number, since it is larger than the sum of its proper divisors (46358923805).

104504012515 is a wasteful number, since it uses less digits than its factorization.

104504012515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157148922.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 104504012515 its reverse (515210405401), we get a palindrome (619714417916).

The spelling of 104504012515 in words is "one hundred four billion, five hundred four million, twelve thousand, five hundred fifteen".