13158618493451 has 2 divisors, whose sum is σ = 13158618493452. Its totient is φ = 13158618493450.

The previous prime is 13158618493399. The next prime is 13158618493459. The reversal of 13158618493451 is 15439481685131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13158618493451 - 2¹⁸ = 13158618231307 is a prime.

It is not a weakly prime, because it can be changed into another prime (13158618493459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6579309246725 + 6579309246726.

It is an arithmetic number, because the mean of its divisors is an integer number (6579309246726).

Almost surely, 2^{13158618493451} is an apocalyptic number.

13158618493451 is a deficient number, since it is larger than the sum of its proper divisors (1).

13158618493451 is an equidigital number, since it uses as much as digits as its factorization.

13158618493451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12441600, while the sum is 59.

The spelling of 13158618493451 in words is "thirteen trillion, one hundred fifty-eight billion, six hundred eighteen million, four hundred ninety-three thousand, four hundred fifty-one".