47697867522 has 30 divisors (see below), whose sum is σ = 106884784083. Its totient is φ = 15898362588.

The previous prime is 47697867509. The next prime is 47697867571. The reversal of 47697867522 is 22576879674.

47697867522 is a `hidden beast` number, since 47 + 6 + 9 + 7 + 8 + 67 + 522 = 666.

It can be written as a sum of positive squares in only one way, i.e., 23848933761 + 23848933761 = 154431^2 + 154431^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=154431.

It is a super-2 number, since 2×47697867522² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47697867522.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2771179 + ... + 2788337.

Almost surely, 2^47697867522 is an apocalyptic number.

47697867522 is an abundant number, since it is smaller than the sum of its proper divisors (59186916561).

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

47697867522 is an frugal number, since it uses more digits than its factorization.

47697867522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34332 (or 17164 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 63.

The spelling of 47697867522 in words is "forty-seven billion, six hundred ninety-seven million, eight hundred sixty-seven thousand, five hundred twenty-two".