104194093871990 has 32 divisors (see below), whose sum is σ = 187661583972864. Its totient is φ = 41652702131040.

The previous prime is 104194093871957. The next prime is 104194093872007. The reversal of 104194093871990 is 99178390491401.

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, 1342478285 + ... + 1342555895.

It is an arithmetic number, because the mean of its divisors is an integer number (5864424499152).

Almost surely, 2^{104194093871990} is an apocalyptic number.

104194093871990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104194093871990 is a deficient number, since it is larger than the sum of its proper divisors (83467490100874).

104194093871990 is a wasteful number, since it uses less digits than its factorization.

104194093871990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156212.

The product of its (nonzero) digits is 17635968, while the sum is 65.

The spelling of 104194093871990 in words is "one hundred four trillion, one hundred ninety-four billion, ninety-three million, eight hundred seventy-one thousand, nine hundred ninety".