16077165749 has 2 divisors, whose sum is σ = 16077165750. Its totient is φ = 16077165748.

The previous prime is 16077165743. The next prime is 16077165763. The reversal of 16077165749 is 94756177061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16003515025 + 73650724 = 126505^2 + 8582^2 .

It is a cyclic number.

It is not a de Polignac number, because 16077165749 - 2¹⁶ = 16077100213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16077165749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16077165743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8038582874 + 8038582875.

It is an arithmetic number, because the mean of its divisors is an integer number (8038582875).

Almost surely, 2^16077165749 is an apocalyptic number.

It is an amenable number.

16077165749 is a deficient number, since it is larger than the sum of its proper divisors (1).

16077165749 is an equidigital number, since it uses as much as digits as its factorization.

16077165749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2222640, while the sum is 53.

The spelling of 16077165749 in words is "sixteen billion, seventy-seven million, one hundred sixty-five thousand, seven hundred forty-nine".