379635867522 has 30 divisors (see below), whose sum is σ = 850683127833. Its totient is φ = 126542675088.

The previous prime is 379635867521. The next prime is 379635867529. The reversal of 379635867522 is 225768536973.

It is a happy number.

379635867522 is a `hidden beast` number, since 3 + 79 + 6 + 35 + 8 + 6 + 7 + 522 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 200165865201 + 179470002321 = 447399^2 + 423639^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=435681.

It is a self number, because there is not a number n which added to its sum of digits gives 379635867522.

It is not an unprimeable number, because it can be changed into a prime (379635867521) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 7818054 + ... + 7866462.

Almost surely, 2^379635867522 is an apocalyptic number.

379635867522 is an abundant number, since it is smaller than the sum of its proper divisors (471047260311).

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

379635867522 is an frugal number, since it uses more digits than its factorization.

379635867522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96832 (or 48414 counting only the distinct ones).

The product of its digits is 114307200, while the sum is 63.

The spelling of 379635867522 in words is "three hundred seventy-nine billion, six hundred thirty-five million, eight hundred sixty-seven thousand, five hundred twenty-two".