100966399450 has 24 divisors (see below), whose sum is σ = 214625718432. Its totient is φ = 34617051120.

The previous prime is 100966399441. The next prime is 100966399481. The reversal of 100966399450 is 54993669001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144237364 + ... + 144238063.

It is an arithmetic number, because the mean of its divisors is an integer number (8942738268).

Almost surely, 2^100966399450 is an apocalyptic number.

100966399450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100966399450 is an abundant number, since it is smaller than the sum of its proper divisors (113659318982).

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

100966399450 is a wasteful number, since it uses less digits than its factorization.

100966399450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288475446 (or 288475441 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 52.

The spelling of 100966399450 in words is "one hundred billion, nine hundred sixty-six million, three hundred ninety-nine thousand, four hundred fifty".