91269375493320 has 192 divisors, whose sum is σ = 300237874110720. Its totient is φ = 24042173202432.

The previous prime is 91269375493271. The next prime is 91269375493357. The reversal of 91269375493320 is 2339457396219.

91269375493320 is a `hidden beast` number, since 9 + 1 + 2 + 6 + 9 + 37 + 549 + 33 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 236965137 + ... + 237349983.

It is an arithmetic number, because the mean of its divisors is an integer number (1563738927660).

Almost surely, 2^{91269375493320} is an apocalyptic number.

91269375493320 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91269375493320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150118937055360).

91269375493320 is an abundant number, since it is smaller than the sum of its proper divisors (208968498617400).

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

91269375493320 is a wasteful number, since it uses less digits than its factorization.

91269375493320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392884 (or 392877 counting only the distinct ones).

The product of its (nonzero) digits is 66134880, while the sum is 63.

The spelling of 91269375493320 in words is "ninety-one trillion, two hundred sixty-nine billion, three hundred seventy-five million, four hundred ninety-three thousand, three hundred twenty".