100851808992 has 48 divisors (see below), whose sum is σ = 288802910592. Its totient is φ = 30561153920.

The previous prime is 100851808973. The next prime is 100851808999. The reversal of 100851808992 is 299808158001.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100851808999) 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, 47750748 + ... + 47752859.

It is an arithmetic number, because the mean of its divisors is an integer number (6016727304).

Almost surely, 2^100851808992 is an apocalyptic number.

100851808992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100851808992 is an abundant number, since it is smaller than the sum of its proper divisors (187951101600).

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

100851808992 is a wasteful number, since it uses less digits than its factorization.

100851808992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95503631 (or 95503623 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 51.

The spelling of 100851808992 in words is "one hundred billion, eight hundred fifty-one million, eight hundred eight thousand, nine hundred ninety-two".