125797522311 has 14 divisors (see below), whose sum is σ = 188610003680. Its totient is φ = 83865014388.

The previous prime is 125797522309. The next prime is 125797522327. The reversal of 125797522311 is 113225797521.

125797522311 is a `hidden beast` number, since 1 + 2 + 5 + 7 + 97 + 522 + 31 + 1 = 666.

It is not a de Polignac number, because 125797522311 - 2¹ = 125797522309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125797522211) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 86280151 + ... + 86281608.

It is an arithmetic number, because the mean of its divisors is an integer number (13472143120).

Almost surely, 2^125797522311 is an apocalyptic number.

125797522311 is a deficient number, since it is larger than the sum of its proper divisors (62812481369).

125797522311 is an frugal number, since it uses more digits than its factorization.

125797522311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172561777 (or 172561762 counting only the distinct ones).

The product of its digits is 264600, while the sum is 45.

The spelling of 125797522311 in words is "one hundred twenty-five billion, seven hundred ninety-seven million, five hundred twenty-two thousand, three hundred eleven".