350665167605657 has 2 divisors, whose sum is σ = 350665167605658. Its totient is φ = 350665167605656.

The previous prime is 350665167605653. The next prime is 350665167605681. The reversal of 350665167605657 is 756506761566053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273491419955776 + 77173747649881 = 16537576^2 + 8784859^2 .

It is a cyclic number.

It is not a de Polignac number, because 350665167605657 - 2² = 350665167605653 is a prime.

It is not a weakly prime, because it can be changed into another prime (350665167605653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175332583802828 + 175332583802829.

It is an arithmetic number, because the mean of its divisors is an integer number (175332583802829).

Almost surely, 2^{350665167605657} is an apocalyptic number.

It is an amenable number.

350665167605657 is a deficient number, since it is larger than the sum of its proper divisors (1).

350665167605657 is an equidigital number, since it uses as much as digits as its factorization.

350665167605657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420000, while the sum is 68.

The spelling of 350665167605657 in words is "three hundred fifty trillion, six hundred sixty-five billion, one hundred sixty-seven million, six hundred five thousand, six hundred fifty-seven".