16615376867 has 2 divisors, whose sum is σ = 16615376868. Its totient is φ = 16615376866.

The previous prime is 16615376837. The next prime is 16615376873. The reversal of 16615376867 is 76867351661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16615376867 - 2¹² = 16615372771 is a prime.

It is not a weakly prime, because it can be changed into another prime (16615376837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8307688433 + 8307688434.

It is an arithmetic number, because the mean of its divisors is an integer number (8307688434).

Almost surely, 2^16615376867 is an apocalyptic number.

16615376867 is a deficient number, since it is larger than the sum of its proper divisors (1).

16615376867 is an equidigital number, since it uses as much as digits as its factorization.

16615376867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 56.

The spelling of 16615376867 in words is "sixteen billion, six hundred fifteen million, three hundred seventy-six thousand, eight hundred sixty-seven".