16777372013 has 2 divisors, whose sum is σ = 16777372014. Its totient is φ = 16777372012.

The previous prime is 16777371991. The next prime is 16777372169. The reversal of 16777372013 is 31027377761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11730406249 + 5046965764 = 108307^2 + 71042^2 .

It is an emirp because it is prime and its reverse (31027377761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16777372013 - 2¹⁰ = 16777370989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16777302013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8388686006 + 8388686007.

It is an arithmetic number, because the mean of its divisors is an integer number (8388686007).

Almost surely, 2^16777372013 is an apocalyptic number.

It is an amenable number.

16777372013 is a deficient number, since it is larger than the sum of its proper divisors (1).

16777372013 is an equidigital number, since it uses as much as digits as its factorization.

16777372013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259308, while the sum is 44.

The spelling of 16777372013 in words is "sixteen billion, seven hundred seventy-seven million, three hundred seventy-two thousand, thirteen".