122632455525 has 12 divisors (see below), whose sum is σ = 202752326592. Its totient is φ = 65403976240.

The previous prime is 122632455521. The next prime is 122632455559. The reversal of 122632455525 is 525554236221.

It is not a de Polignac number, because 122632455525 - 2² = 122632455521 is a prime.

It is a super-2 number, since 2×122632455525² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122632455521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817549629 + ... + 817549778.

It is an arithmetic number, because the mean of its divisors is an integer number (16896027216).

Almost surely, 2^122632455525 is an apocalyptic number.

122632455525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122632455525 is a deficient number, since it is larger than the sum of its proper divisors (80119871067).

122632455525 is a wasteful number, since it uses less digits than its factorization.

122632455525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635099420 (or 1635099415 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The spelling of 122632455525 in words is "one hundred twenty-two billion, six hundred thirty-two million, four hundred fifty-five thousand, five hundred twenty-five".