54569525522 has 6 divisors (see below), whose sum is σ = 81854783829. Its totient is φ = 27284597580.

The previous prime is 54569525509. The next prime is 54569525539. The reversal of 54569525522 is 22552596545.

It can be written as a sum of positive squares in 2 ways, for example, as 36255587281 + 18313938241 = 190409^2 + 135329^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=165181.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 247772 + ... + 412952.

Almost surely, 2^54569525522 is an apocalyptic number.

54569525522 is a deficient number, since it is larger than the sum of its proper divisors (27285258307).

54569525522 is an frugal number, since it uses more digits than its factorization.

54569525522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330364 (or 165183 counting only the distinct ones).

The product of its digits is 5400000, while the sum is 50.

Multiplying 54569525522 by its sum of digits (50), we get a square (2728476276100 = 1651810²).

The spelling of 54569525522 in words is "fifty-four billion, five hundred sixty-nine million, five hundred twenty-five thousand, five hundred twenty-two".