91250264355 has 8 divisors (see below), whose sum is σ = 146000422992. Its totient is φ = 48666807648.

The previous prime is 91250264317. The next prime is 91250264359. The reversal of 91250264355 is 55346205219.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 91250264355 - 2⁷ = 91250264227 is a prime.

It is a super-2 number, since 2×91250264355² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (91250264359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3041675464 + ... + 3041675493.

It is an arithmetic number, because the mean of its divisors is an integer number (18250052874).

Almost surely, 2^91250264355 is an apocalyptic number.

91250264355 is a deficient number, since it is larger than the sum of its proper divisors (54750158637).

91250264355 is a wasteful number, since it uses less digits than its factorization.

91250264355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6083350965.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 91250264355 in words is "ninety-one billion, two hundred fifty million, two hundred sixty-four thousand, three hundred fifty-five".