23520233202551 has 2 divisors, whose sum is σ = 23520233202552. Its totient is φ = 23520233202550.

The previous prime is 23520233202547. The next prime is 23520233202569. The reversal of 23520233202551 is 15520233202532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23520233202551 - 2² = 23520233202547 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23520233202581) 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 as a sum of consecutive naturals, namely, 11760116601275 + 11760116601276.

It is an arithmetic number, because the mean of its divisors is an integer number (11760116601276).

Almost surely, 2^{23520233202551} is an apocalyptic number.

23520233202551 is a deficient number, since it is larger than the sum of its proper divisors (1).

23520233202551 is an equidigital number, since it uses as much as digits as its factorization.

23520233202551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 23520233202551 in words is "twenty-three trillion, five hundred twenty billion, two hundred thirty-three million, two hundred two thousand, five hundred fifty-one".