23256489151 has 4 divisors (see below), whose sum is σ = 26578844752. Its totient is φ = 19934133552.

The previous prime is 23256489149. The next prime is 23256489203. The reversal of 23256489151 is 15198465232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23256489151 - 2¹ = 23256489149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23256489121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661177790 + ... + 1661177803.

It is an arithmetic number, because the mean of its divisors is an integer number (6644711188).

Almost surely, 2^23256489151 is an apocalyptic number.

23256489151 is a deficient number, since it is larger than the sum of its proper divisors (3322355601).

23256489151 is an equidigital number, since it uses as much as digits as its factorization.

23256489151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322355600.

The product of its digits is 518400, while the sum is 46.

The spelling of 23256489151 in words is "twenty-three billion, two hundred fifty-six million, four hundred eighty-nine thousand, one hundred fifty-one".