161367659767 has 2 divisors, whose sum is σ = 161367659768. Its totient is φ = 161367659766.

The previous prime is 161367659759. The next prime is 161367659819. The reversal of 161367659767 is 767956763161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 161367659767 - 2³ = 161367659759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161367659699 and 161367659708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161367653767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80683829883 + 80683829884.

It is an arithmetic number, because the mean of its divisors is an integer number (80683829884).

Almost surely, 2^161367659767 is an apocalyptic number.

161367659767 is a deficient number, since it is larger than the sum of its proper divisors (1).

161367659767 is an equidigital number, since it uses as much as digits as its factorization.

161367659767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60011280, while the sum is 64.

The spelling of 161367659767 in words is "one hundred sixty-one billion, three hundred sixty-seven million, six hundred fifty-nine thousand, seven hundred sixty-seven".