100444900478 has 32 divisors (see below), whose sum is σ = 169703263296. Its totient is φ = 44241043968.

The previous prime is 100444900447. The next prime is 100444900481. The reversal of 100444900478 is 874009444001.

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 15 ways as a sum of consecutive naturals, for example, 64976 + ... + 452892.

It is an arithmetic number, because the mean of its divisors is an integer number (5303226978).

Almost surely, 2^100444900478 is an apocalyptic number.

100444900478 is a deficient number, since it is larger than the sum of its proper divisors (69258362818).

100444900478 is a wasteful number, since it uses less digits than its factorization.

100444900478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388388.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 100444900478 in words is "one hundred billion, four hundred forty-four million, nine hundred thousand, four hundred seventy-eight".