152221616352 has 72 divisors (see below), whose sum is σ = 466178711544. Its totient is φ = 46837419264.

The previous prime is 152221616299. The next prime is 152221616377. The reversal of 152221616352 is 253616122251.

152221616352 is a `hidden beast` number, since 1 + 5 + 2 + 2 + 2 + 1 + 616 + 35 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20324998 + ... + 20332485.

It is an arithmetic number, because the mean of its divisors is an integer number (6474704327).

Almost surely, 2^152221616352 is an apocalyptic number.

152221616352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152221616352 is an abundant number, since it is smaller than the sum of its proper divisors (313957095192).

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

152221616352 is a wasteful number, since it uses less digits than its factorization.

152221616352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40657512 (or 40657501 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 152221616352 in words is "one hundred fifty-two billion, two hundred twenty-one million, six hundred sixteen thousand, three hundred fifty-two".