100187896950 has 48 divisors (see below), whose sum is σ = 276073319760. Its totient is φ = 26716772160.

The previous prime is 100187896909. The next prime is 100187896961. The reversal of 100187896950 is 59698781001.

It is a super-2 number, since 2×100187896950² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37105279 + ... + 37107978.

It is an arithmetic number, because the mean of its divisors is an integer number (5751527495).

Almost surely, 2^100187896950 is an apocalyptic number.

100187896950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100187896950 is an abundant number, since it is smaller than the sum of its proper divisors (175885422810).

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

100187896950 is a wasteful number, since it uses less digits than its factorization.

100187896950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74213278 (or 74213267 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 54.

The spelling of 100187896950 in words is "one hundred billion, one hundred eighty-seven million, eight hundred ninety-six thousand, nine hundred fifty".