91456488342 has 32 divisors (see below), whose sum is σ = 203588940000. Its totient is φ = 30432651264.

The previous prime is 91456488317. The next prime is 91456488491. The reversal of 91456488342 is 24388465419.

91456488342 is a `hidden beast` number, since 91 + 45 + 6 + 488 + 34 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1436467 + ... + 1498782.

It is an arithmetic number, because the mean of its divisors is an integer number (6362154375).

Almost surely, 2^91456488342 is an apocalyptic number.

91456488342 is an abundant number, since it is smaller than the sum of its proper divisors (112132451658).

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

91456488342 is a wasteful number, since it uses less digits than its factorization.

91456488342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935837 (or 2935831 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 54.

The spelling of 91456488342 in words is "ninety-one billion, four hundred fifty-six million, four hundred eighty-eight thousand, three hundred forty-two".