94372229520 has 160 divisors (see below), whose sum is σ = 325221863040. Its totient is φ = 25153390080.

The previous prime is 94372229507. The next prime is 94372229521. The reversal of 94372229520 is 2592227349.

94372229520 is a `hidden beast` number, since 9 + 4 + 372 + 229 + 52 + 0 = 666.

It is a super-2 number, since 2×94372229520² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (94372229521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4822155 + ... + 4841685.

It is an arithmetic number, because the mean of its divisors is an integer number (2032636644).

Almost surely, 2^94372229520 is an apocalyptic number.

94372229520 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 94372229520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162610931520).

94372229520 is an abundant number, since it is smaller than the sum of its proper divisors (230849633520).

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

94372229520 is a wasteful number, since it uses less digits than its factorization.

94372229520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21790 (or 21778 counting only the distinct ones).

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

The spelling of 94372229520 in words is "ninety-four billion, three hundred seventy-two million, two hundred twenty-nine thousand, five hundred twenty".