182628281664 has 70 divisors (see below), whose sum is σ = 541367454474. Its totient is φ = 60876092160.

The previous prime is 182628281657. The next prime is 182628281681. The reversal of 182628281664 is 466182826281.

182628281664 is a `hidden beast` number, since 1 + 8 + 2 + 628 + 2 + 8 + 1 + 6 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 146223641664 + 36404640000 = 382392^2 + 190800^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 182628281664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 17609427 + ... + 17619794.

Almost surely, 2^182628281664 is an apocalyptic number.

It is an amenable number.

182628281664 is an abundant number, since it is smaller than the sum of its proper divisors (358739172810).

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

182628281664 is an equidigital number, since it uses as much as digits as its factorization.

182628281664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35229245 (or 35229226 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The spelling of 182628281664 in words is "one hundred eighty-two billion, six hundred twenty-eight million, two hundred eighty-one thousand, six hundred sixty-four".