104344128815 has 16 divisors (see below), whose sum is σ = 125908136640. Its totient is φ = 83013127680.

The previous prime is 104344128799. The next prime is 104344128839. The reversal of 104344128815 is 518821443401.

It is not a de Polignac number, because 104344128815 - 2⁴ = 104344128799 is a prime.

It is a super-2 number, since 2×104344128815² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575870 + ... + 735060.

It is an arithmetic number, because the mean of its divisors is an integer number (7869258540).

Almost surely, 2^104344128815 is an apocalyptic number.

104344128815 is a deficient number, since it is larger than the sum of its proper divisors (21564007825).

104344128815 is a wasteful number, since it uses less digits than its factorization.

104344128815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159922.

The product of its (nonzero) digits is 122880, while the sum is 41.

The spelling of 104344128815 in words is "one hundred four billion, three hundred forty-four million, one hundred twenty-eight thousand, eight hundred fifteen".