16120670177 has 2 divisors, whose sum is σ = 16120670178. Its totient is φ = 16120670176.

The previous prime is 16120670149. The next prime is 16120670219. The reversal of 16120670177 is 77107602161.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8792625361 + 7328044816 = 93769^2 + 85604^2 .

It is a cyclic number.

It is not a de Polignac number, because 16120670177 - 2⁸ = 16120669921 is a prime.

It is a super-2 number, since 2×16120670177² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16120670177.

It is not a weakly prime, because it can be changed into another prime (16120670117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8060335088 + 8060335089.

It is an arithmetic number, because the mean of its divisors is an integer number (8060335089).

Almost surely, 2^16120670177 is an apocalyptic number.

It is an amenable number.

16120670177 is a deficient number, since it is larger than the sum of its proper divisors (1).

16120670177 is an equidigital number, since it uses as much as digits as its factorization.

16120670177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 38.

The spelling of 16120670177 in words is "sixteen billion, one hundred twenty million, six hundred seventy thousand, one hundred seventy-seven".