178057083382 has 4 divisors (see below), whose sum is σ = 267085625076. Its totient is φ = 89028541690.

The previous prime is 178057083371. The next prime is 178057083389. The reversal of 178057083382 is 283380750871.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (178057083389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44514270844 + ... + 44514270847.

It is an arithmetic number, because the mean of its divisors is an integer number (66771406269).

Almost surely, 2^178057083382 is an apocalyptic number.

178057083382 is a deficient number, since it is larger than the sum of its proper divisors (89028541694).

178057083382 is an equidigital number, since it uses as much as digits as its factorization.

178057083382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89028541693.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 178057083382 in words is "one hundred seventy-eight billion, fifty-seven million, eighty-three thousand, three hundred eighty-two".