16051623017 has 2 divisors, whose sum is σ = 16051623018. Its totient is φ = 16051623016.

The previous prime is 16051622969. The next prime is 16051623043. The reversal of 16051623017 is 71032615061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14863511056 + 1188111961 = 121916^2 + 34469^2 .

It is an emirp because it is prime and its reverse (71032615061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16051623017 - 2⁸ = 16051622761 is a prime.

It is not a weakly prime, because it can be changed into another prime (16051623317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8025811508 + 8025811509.

It is an arithmetic number, because the mean of its divisors is an integer number (8025811509).

Almost surely, 2^16051623017 is an apocalyptic number.

It is an amenable number.

16051623017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16051623017 is an equidigital number, since it uses as much as digits as its factorization.

16051623017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 16051623017 in words is "sixteen billion, fifty-one million, six hundred twenty-three thousand, seventeen".