23551023534255 has 96 divisors (see below), whose sum is σ = 47013740167680. Its totient is φ = 10683054270720.

The previous prime is 23551023534253. The next prime is 23551023534307. The reversal of 23551023534255 is 55243532015532.

23551023534255 is a `hidden beast` number, since 2 + 3 + 5 + 5 + 102 + 3 + 534 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 23551023534255 - 2¹ = 23551023534253 is a prime.

It is a super-2 number, since 2×23551023534255² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 23551023534255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23551023534253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 709287484 + ... + 709320686.

It is an arithmetic number, because the mean of its divisors is an integer number (489726460080).

Almost surely, 2^{23551023534255} is an apocalyptic number.

23551023534255 is a deficient number, since it is larger than the sum of its proper divisors (23462716633425).

23551023534255 is a wasteful number, since it uses less digits than its factorization.

23551023534255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50541 (or 50538 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

Adding to 23551023534255 its reverse (55243532015532), we get a palindrome (78794555549787).

The spelling of 23551023534255 in words is "twenty-three trillion, five hundred fifty-one billion, twenty-three million, five hundred thirty-four thousand, two hundred fifty-five".