125525425311 has 48 divisors (see below), whose sum is σ = 213059613312. Its totient is φ = 70208596800.

The previous prime is 125525425307. The next prime is 125525425313. The reversal of 125525425311 is 113524525521.

125525425311 is a `hidden beast` number, since 1 + 2 + 5 + 52 + 542 + 53 + 11 = 666.

It is not a de Polignac number, because 125525425311 - 2² = 125525425307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125525425313) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8449456 + ... + 8464298.

It is an arithmetic number, because the mean of its divisors is an integer number (4438741944).

Almost surely, 2^125525425311 is an apocalyptic number.

125525425311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

125525425311 is a deficient number, since it is larger than the sum of its proper divisors (87534188001).

125525425311 is a wasteful number, since it uses less digits than its factorization.

125525425311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21444 (or 21441 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The spelling of 125525425311 in words is "one hundred twenty-five billion, five hundred twenty-five million, four hundred twenty-five thousand, three hundred eleven".