12408968057851 has 2 divisors, whose sum is σ = 12408968057852. Its totient is φ = 12408968057850.

The previous prime is 12408968057819. The next prime is 12408968057909. The reversal of 12408968057851 is 15875086980421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12408968057851 - 2⁵ = 12408968057819 is a prime.

It is not a weakly prime, because it can be changed into another prime (12408962057851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6204484028925 + 6204484028926.

It is an arithmetic number, because the mean of its divisors is an integer number (6204484028926).

Almost surely, 2^{12408968057851} is an apocalyptic number.

12408968057851 is a deficient number, since it is larger than the sum of its proper divisors (1).

12408968057851 is an equidigital number, since it uses as much as digits as its factorization.

12408968057851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38707200, while the sum is 64.

The spelling of 12408968057851 in words is "twelve trillion, four hundred eight billion, nine hundred sixty-eight million, fifty-seven thousand, eight hundred fifty-one".