10161665737 has 2 divisors, whose sum is σ = 10161665738. Its totient is φ = 10161665736.

The previous prime is 10161665713. The next prime is 10161665771. The reversal of 10161665737 is 73756616101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5793645456 + 4368020281 = 76116^2 + 66091^2 .

It is a cyclic number.

It is not a de Polignac number, because 10161665737 - 2⁷ = 10161665609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10161665693 and 10161665702.

It is not a weakly prime, because it can be changed into another prime (10161665837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080832868 + 5080832869.

It is an arithmetic number, because the mean of its divisors is an integer number (5080832869).

Almost surely, 2^10161665737 is an apocalyptic number.

It is an amenable number.

10161665737 is a deficient number, since it is larger than the sum of its proper divisors (1).

10161665737 is an equidigital number, since it uses as much as digits as its factorization.

10161665737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 10161665737 in words is "ten billion, one hundred sixty-one million, six hundred sixty-five thousand, seven hundred thirty-seven".