2315504244451 has 2 divisors, whose sum is σ = 2315504244452. Its totient is φ = 2315504244450.

The previous prime is 2315504244407. The next prime is 2315504244457. The reversal of 2315504244451 is 1544424055132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2315504244451 - 2⁹ = 2315504243939 is a prime.

It is not a weakly prime, because it can be changed into another prime (2315504244457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157752122225 + 1157752122226.

It is an arithmetic number, because the mean of its divisors is an integer number (1157752122226).

Almost surely, 2^{2315504244451} is an apocalyptic number.

2315504244451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315504244451 is an equidigital number, since it uses as much as digits as its factorization.

2315504244451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 2315504244451 its reverse (1544424055132), we get a palindrome (3859928299583).

The spelling of 2315504244451 in words is "two trillion, three hundred fifteen billion, five hundred four million, two hundred forty-four thousand, four hundred fifty-one".