99920685700194 has 32 divisors (see below), whose sum is σ = 201062706865920. Its totient is φ = 33103874294400.

The previous prime is 99920685700133. The next prime is 99920685700211. The reversal of 99920685700194 is 49100758602999.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66123997 + ... + 67618224.

It is an arithmetic number, because the mean of its divisors is an integer number (6283209589560).

Almost surely, 2^{99920685700194} is an apocalyptic number.

99920685700194 is an abundant number, since it is smaller than the sum of its proper divisors (101142021165726).

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

99920685700194 is a wasteful number, since it uses less digits than its factorization.

99920685700194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133742986.

The product of its (nonzero) digits is 88179840, while the sum is 69.

The spelling of 99920685700194 in words is "ninety-nine trillion, nine hundred twenty billion, six hundred eighty-five million, seven hundred thousand, one hundred ninety-four".