16375617851 has 2 divisors, whose sum is σ = 16375617852. Its totient is φ = 16375617850.

The previous prime is 16375617827. The next prime is 16375617857. The reversal of 16375617851 is 15871657361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16375617851 - 2⁶ = 16375617787 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16375617851.

It is not a weakly prime, because it can be changed into another prime (16375617857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8187808925 + 8187808926.

It is an arithmetic number, because the mean of its divisors is an integer number (8187808926).

Almost surely, 2^16375617851 is an apocalyptic number.

16375617851 is a deficient number, since it is larger than the sum of its proper divisors (1).

16375617851 is an equidigital number, since it uses as much as digits as its factorization.

16375617851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 50.

The spelling of 16375617851 in words is "sixteen billion, three hundred seventy-five million, six hundred seventeen thousand, eight hundred fifty-one".