91241262204 has 12 divisors (see below), whose sum is σ = 212896278504. Its totient is φ = 30413754064.

The previous prime is 91241262163. The next prime is 91241262247. The reversal of 91241262204 is 40226214219.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3801719247 + ... + 3801719270.

It is an arithmetic number, because the mean of its divisors is an integer number (17741356542).

Almost surely, 2^91241262204 is an apocalyptic number.

It is an amenable number.

91241262204 is an abundant number, since it is smaller than the sum of its proper divisors (121655016300).

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

91241262204 is a wasteful number, since it uses less digits than its factorization.

91241262204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7603438524 (or 7603438522 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 91241262204 in words is "ninety-one billion, two hundred forty-one million, two hundred sixty-two thousand, two hundred four".