23344140251 has 2 divisors, whose sum is σ = 23344140252. Its totient is φ = 23344140250.

The previous prime is 23344140227. The next prime is 23344140299. The reversal of 23344140251 is 15204144332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23344140251 - 2²² = 23339945947 is a prime.

It is not a weakly prime, because it can be changed into another prime (23344148251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11672070125 + 11672070126.

It is an arithmetic number, because the mean of its divisors is an integer number (11672070126).

Almost surely, 2^23344140251 is an apocalyptic number.

23344140251 is a deficient number, since it is larger than the sum of its proper divisors (1).

23344140251 is an equidigital number, since it uses as much as digits as its factorization.

23344140251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 23344140251 its reverse (15204144332), we get a palindrome (38548284583).

The spelling of 23344140251 in words is "twenty-three billion, three hundred forty-four million, one hundred forty thousand, two hundred fifty-one".