91603982094 has 16 divisors (see below), whose sum is σ = 186313184640. Its totient is φ = 30017123960.

The previous prime is 91603982089. The next prime is 91603982167. The reversal of 91603982094 is 49028930619.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129383802 + ... + 129384509.

It is an arithmetic number, because the mean of its divisors is an integer number (11644574040).

Almost surely, 2^91603982094 is an apocalyptic number.

91603982094 is an abundant number, since it is smaller than the sum of its proper divisors (94709202546).

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

91603982094 is a wasteful number, since it uses less digits than its factorization.

91603982094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258768375.

The product of its (nonzero) digits is 839808, while the sum is 51.

The spelling of 91603982094 in words is "ninety-one billion, six hundred three million, nine hundred eighty-two thousand, ninety-four".