100087636544 has 56 divisors (see below), whose sum is σ = 240336506880. Its totient is φ = 40371480576.

The previous prime is 100087636511. The next prime is 100087636553. The reversal of 100087636544 is 445636780001.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 100087636495 and 100087636504.

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, 6563264 + ... + 6578495.

Almost surely, 2^100087636544 is an apocalyptic number.

100087636544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

100087636544 is an abundant number, since it is smaller than the sum of its proper divisors (140248870336).

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

100087636544 is a wasteful number, since it uses less digits than its factorization.

100087636544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13141795 (or 13141785 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 100087636544 in words is "one hundred billion, eighty-seven million, six hundred thirty-six thousand, five hundred forty-four".