23441220330457 has 2 divisors, whose sum is σ = 23441220330458. Its totient is φ = 23441220330456.

The previous prime is 23441220330361. The next prime is 23441220330551. The reversal of 23441220330457 is 75403302214432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13710994442896 + 9730225887561 = 3702836^2 + 3119331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23441220330457 is a prime.

It is not a weakly prime, because it can be changed into another prime (23441220330757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11720610165228 + 11720610165229.

It is an arithmetic number, because the mean of its divisors is an integer number (11720610165229).

Almost surely, 2^{23441220330457} is an apocalyptic number.

It is an amenable number.

23441220330457 is a deficient number, since it is larger than the sum of its proper divisors (1).

23441220330457 is an equidigital number, since it uses as much as digits as its factorization.

23441220330457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 40.

Adding to 23441220330457 its reverse (75403302214432), we get a palindrome (98844522544889).

The spelling of 23441220330457 in words is "twenty-three trillion, four hundred forty-one billion, two hundred twenty million, three hundred thirty thousand, four hundred fifty-seven".