16120670149 has 2 divisors, whose sum is σ = 16120670150. Its totient is φ = 16120670148.

The previous prime is 16120670117. The next prime is 16120670177. The reversal of 16120670149 is 94107602161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15512702500 + 607967649 = 124550^2 + 24657^2 .

It is a cyclic number.

It is not a de Polignac number, because 16120670149 - 2⁵ = 16120670117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16120670549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8060335074 + 8060335075.

It is an arithmetic number, because the mean of its divisors is an integer number (8060335075).

Almost surely, 2^16120670149 is an apocalyptic number.

It is an amenable number.

16120670149 is a deficient number, since it is larger than the sum of its proper divisors (1).

16120670149 is an equidigital number, since it uses as much as digits as its factorization.

16120670149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 16120670149 in words is "sixteen billion, one hundred twenty million, six hundred seventy thousand, one hundred forty-nine".