104289394100 has 18 divisors (see below), whose sum is σ = 226307985414. Its totient is φ = 41715757600.

The previous prime is 104289394073. The next prime is 104289394123. The reversal of 104289394100 is 1493982401.

It can be written as a sum of positive squares in 3 ways, for example, as 1861232164 + 102428161936 = 43142^2 + 320044^2 .

It is a super-2 number, since 2×104289394100² (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 5 ways as a sum of consecutive naturals, for example, 521446871 + ... + 521447070.

Almost surely, 2^104289394100 is an apocalyptic number.

104289394100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104289394100 is an abundant number, since it is smaller than the sum of its proper divisors (122018591314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104289394100 is a wasteful number, since it uses less digits than its factorization.

104289394100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042893955 (or 1042893948 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 104289394100 in words is "one hundred four billion, two hundred eighty-nine million, three hundred ninety-four thousand, one hundred".