104387563220 has 24 divisors (see below), whose sum is σ = 219430326024. Its totient is φ = 41713798016.

The previous prime is 104387563213. The next prime is 104387563223. The reversal of 104387563220 is 22365783401.

It can be written as a sum of positive squares in 4 ways, for example, as 2999824 + 104384563396 = 1732^2 + 323086^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104387563223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555939 + ... + 2596458.

It is an arithmetic number, because the mean of its divisors is an integer number (9142930251).

Almost surely, 2^104387563220 is an apocalyptic number.

104387563220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104387563220 is an abundant number, since it is smaller than the sum of its proper divisors (115042762804).

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

104387563220 is a wasteful number, since it uses less digits than its factorization.

104387563220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153419 (or 5153417 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 104387563220 in words is "one hundred four billion, three hundred eighty-seven million, five hundred sixty-three thousand, two hundred twenty".