91926444404 has 12 divisors (see below), whose sum is σ = 169338187200. Its totient is φ = 43544105208.

The previous prime is 91926444403. The next prime is 91926444431. The reversal of 91926444404 is 40444462919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91926444403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604779164 + ... + 604779315.

It is an arithmetic number, because the mean of its divisors is an integer number (14111515600).

Almost surely, 2^91926444404 is an apocalyptic number.

It is an amenable number.

91926444404 is a deficient number, since it is larger than the sum of its proper divisors (77411742796).

91926444404 is a wasteful number, since it uses less digits than its factorization.

91926444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209558502 (or 1209558500 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 91926444404 in words is "ninety-one billion, nine hundred twenty-six million, four hundred forty-four thousand, four hundred four".