380273255568 has 120 divisors (see below), whose sum is σ = 1120558264800. Its totient is φ = 120053187072.

The previous prime is 380273255539. The next prime is 380273255633. The reversal of 380273255568 is 865552372083.

380273255568 is a `hidden beast` number, since 3 + 8 + 0 + 2 + 73 + 2 + 5 + 5 + 568 = 666.

It is a Cunningham number, because it is equal to 616663²-1.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11082823 + ... + 11117081.

It is an arithmetic number, because the mean of its divisors is an integer number (9337985540).

Almost surely, 2^380273255568 is an apocalyptic number.

380273255568 is a gapful number since it is divisible by the number (38) 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 380273255568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560279132400).

380273255568 is an abundant number, since it is smaller than the sum of its proper divisors (740285009232).

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

380273255568 is a wasteful number, since it uses less digits than its factorization.

380273255568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38349 (or 38340 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 380273255568 in words is "three hundred eighty billion, two hundred seventy-three million, two hundred fifty-five thousand, five hundred sixty-eight".