125069009522 has 18 divisors (see below), whose sum is σ = 189363983367. Its totient is φ = 61953094336.

The previous prime is 125069009497. The next prime is 125069009551. The reversal of 125069009522 is 225900960521.

It can be written as a sum of positive squares in 5 ways, for example, as 68538716401 + 56530293121 = 261799^2 + 237761^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=250069.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125069009522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 56514488 + ... + 56516700.

Almost surely, 2^125069009522 is an apocalyptic number.

125069009522 is a deficient number, since it is larger than the sum of its proper divisors (64294973845).

125069009522 is an frugal number, since it uses more digits than its factorization.

125069009522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 125069009522 in words is "one hundred twenty-five billion, sixty-nine million, nine thousand, five hundred twenty-two".