23040344202451 has 2 divisors, whose sum is σ = 23040344202452. Its totient is φ = 23040344202450.

The previous prime is 23040344202431. The next prime is 23040344202461. The reversal of 23040344202451 is 15420244304032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23040344202451 - 2²¹ = 23040342105299 is a prime.

It is not a weakly prime, because it can be changed into another prime (23040344202431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520172101225 + 11520172101226.

It is an arithmetic number, because the mean of its divisors is an integer number (11520172101226).

Almost surely, 2^{23040344202451} is an apocalyptic number.

23040344202451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040344202451 is an equidigital number, since it uses as much as digits as its factorization.

23040344202451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 23040344202451 its reverse (15420244304032), we get a palindrome (38460588506483).

The spelling of 23040344202451 in words is "twenty-three trillion, forty billion, three hundred forty-four million, two hundred two thousand, four hundred fifty-one".