23251452377 has 4 divisors (see below), whose sum is σ = 23297133540. Its totient is φ = 23205771216.

The previous prime is 23251452359. The next prime is 23251452379. The reversal of 23251452377 is 77325415232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7896277321 + 15355175056 = 88861^2 + 123916^2 .

It is a cyclic number.

It is not a de Polignac number, because 23251452377 - 2¹² = 23251448281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23251452379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22839818 + ... + 22840835.

It is an arithmetic number, because the mean of its divisors is an integer number (5824283385).

Almost surely, 2^23251452377 is an apocalyptic number.

It is an amenable number.

23251452377 is a deficient number, since it is larger than the sum of its proper divisors (45681163).

23251452377 is an equidigital number, since it uses as much as digits as its factorization.

23251452377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45681162.

The product of its digits is 352800, while the sum is 41.

The spelling of 23251452377 in words is "twenty-three billion, two hundred fifty-one million, four hundred fifty-two thousand, three hundred seventy-seven".