100556486580 has 48 divisors (see below), whose sum is σ = 307154361024. Its totient is φ = 24377329920.

The previous prime is 100556486567. The next prime is 100556486581. The reversal of 100556486580 is 85684655001.

It is a super-2 number, since 2×100556486580² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100556486581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76178497 + ... + 76179816.

It is an arithmetic number, because the mean of its divisors is an integer number (6399049188).

Almost surely, 2^100556486580 is an apocalyptic number.

100556486580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100556486580 is an abundant number, since it is smaller than the sum of its proper divisors (206597874444).

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

100556486580 is a wasteful number, since it uses less digits than its factorization.

100556486580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152358336 (or 152358334 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The spelling of 100556486580 in words is "one hundred billion, five hundred fifty-six million, four hundred eighty-six thousand, five hundred eighty".