91713022562304 has 1248 divisors, whose sum is σ = 327362748410880. Its totient is φ = 24355720396800.

The previous prime is 91713022562299. The next prime is 91713022562311. The reversal of 91713022562304 is 40326522031719.

It is a happy number.

91713022562304 is a `hidden beast` number, since 9 + 1 + 7 + 1 + 30 + 22 + 562 + 30 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (1248).

It is a super-2 number, since 2×91713022562304² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 91713022562304.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8661154642 + ... + 8661165230.

It is an arithmetic number, because the mean of its divisors is an integer number (262309894560).

Almost surely, 2^{91713022562304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91713022562304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163681374205440).

91713022562304 is an abundant number, since it is smaller than the sum of its proper divisors (235649725848576).

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

91713022562304 is a wasteful number, since it uses less digits than its factorization.

91713022562304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10727 (or 10702 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 91713022562304 in words is "ninety-one trillion, seven hundred thirteen billion, twenty-two million, five hundred sixty-two thousand, three hundred four".