16015626161 has 2 divisors, whose sum is σ = 16015626162. Its totient is φ = 16015626160.

The previous prime is 16015626149. The next prime is 16015626173. The reversal of 16015626161 is 16162651061.

It is a balanced prime because it is at equal distance from previous prime (16015626149) and next prime (16015626173).

It can be written as a sum of positive squares in only one way, i.e., 14796289600 + 1219336561 = 121640^2 + 34919^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16015626161 is a prime.

It is not a weakly prime, because it can be changed into another prime (16015625161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8007813080 + 8007813081.

It is an arithmetic number, because the mean of its divisors is an integer number (8007813081).

Almost surely, 2^16015626161 is an apocalyptic number.

It is an amenable number.

16015626161 is a deficient number, since it is larger than the sum of its proper divisors (1).

16015626161 is an equidigital number, since it uses as much as digits as its factorization.

16015626161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 16015626161 in words is "sixteen billion, fifteen million, six hundred twenty-six thousand, one hundred sixty-one".