23431525320055 has 16 divisors (see below), whose sum is σ = 28307377620000. Its totient is φ = 18618862872960.

The previous prime is 23431525320053. The next prime is 23431525320089. The reversal of 23431525320055 is 55002352513432.

It is not a de Polignac number, because 23431525320055 - 2¹ = 23431525320053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23431525320053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25738600 + ... + 26633410.

It is an arithmetic number, because the mean of its divisors is an integer number (1769211101250).

Almost surely, 2^{23431525320055} is an apocalyptic number.

23431525320055 is a deficient number, since it is larger than the sum of its proper divisors (4875852299945).

23431525320055 is a wasteful number, since it uses less digits than its factorization.

23431525320055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930114.

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 23431525320055 its reverse (55002352513432), we get a palindrome (78433877833487).

The spelling of 23431525320055 in words is "twenty-three trillion, four hundred thirty-one billion, five hundred twenty-five million, three hundred twenty thousand, fifty-five".