16013663851 has 2 divisors, whose sum is σ = 16013663852. Its totient is φ = 16013663850.

The previous prime is 16013663849. The next prime is 16013663857. The reversal of 16013663851 is 15836631061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16013663851 - 2¹ = 16013663849 is a prime.

Together with 16013663849, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16013663857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8006831925 + 8006831926.

It is an arithmetic number, because the mean of its divisors is an integer number (8006831926).

Almost surely, 2^16013663851 is an apocalyptic number.

16013663851 is a deficient number, since it is larger than the sum of its proper divisors (1).

16013663851 is an equidigital number, since it uses as much as digits as its factorization.

16013663851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 16013663851 in words is "sixteen billion, thirteen million, six hundred sixty-three thousand, eight hundred fifty-one".