100402250784870 has 64 divisors (see below), whose sum is σ = 241739528232960. Its totient is φ = 26688003406848.

The previous prime is 100402250784769. The next prime is 100402250784889. The reversal of 100402250784870 is 78487052204001.

It is a super-2 number, since 2×100402250784870² (a number of 29 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 31 ways as a sum of consecutive naturals, for example, 16532886 + ... + 21774774.

It is an arithmetic number, because the mean of its divisors is an integer number (3777180128640).

Almost surely, 2^{100402250784870} is an apocalyptic number.

100402250784870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100402250784870 is an abundant number, since it is smaller than the sum of its proper divisors (141337277448090).

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

100402250784870 is a wasteful number, since it uses less digits than its factorization.

100402250784870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5243949.

The product of its (nonzero) digits is 1003520, while the sum is 48.

The spelling of 100402250784870 in words is "one hundred trillion, four hundred two billion, two hundred fifty million, seven hundred eighty-four thousand, eight hundred seventy".