23690135055 has 64 divisors (see below), whose sum is σ = 39546777600. Its totient is φ = 12096691200.

The previous prime is 23690135041. The next prime is 23690135059. The reversal of 23690135055 is 55053109632.

It is a Cunningham number, because it is equal to 153916²-1.

It is not a de Polignac number, because 23690135055 - 2⁵ = 23690135023 is a prime.

It is a super-2 number, since 2×23690135055² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23690135059) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22932819 + ... + 22933851.

It is an arithmetic number, because the mean of its divisors is an integer number (617918400).

Almost surely, 2^23690135055 is an apocalyptic number.

23690135055 is a deficient number, since it is larger than the sum of its proper divisors (15856642545).

23690135055 is a wasteful number, since it uses less digits than its factorization.

23690135055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552.

The product of its (nonzero) digits is 121500, while the sum is 39.

The spelling of 23690135055 in words is "twenty-three billion, six hundred ninety million, one hundred thirty-five thousand, fifty-five".