104017215290 has 16 divisors (see below), whose sum is σ = 188887900968. Its totient is φ = 41238683136.

The previous prime is 104017215277. The next prime is 104017215307. The reversal of 104017215290 is 92512710401.

It is a Cunningham number, because it is equal to 322517²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 37446507121 + 66570708169 = 193511^2 + 258013^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46024187 + ... + 46026446.

Almost surely, 2^104017215290 is an apocalyptic number.

104017215290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104017215290 is a deficient number, since it is larger than the sum of its proper divisors (84870685678).

104017215290 is a wasteful number, since it uses less digits than its factorization.

104017215290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92050753.

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 104017215290 its reverse (92512710401), we get a palindrome (196529925691).

The spelling of 104017215290 in words is "one hundred four billion, seventeen million, two hundred fifteen thousand, two hundred ninety".