361702806161 has 2 divisors, whose sum is σ = 361702806162. Its totient is φ = 361702806160.

The previous prime is 361702806121. The next prime is 361702806193. The reversal of 361702806161 is 161608207163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 358898044561 + 2804761600 = 599081^2 + 52960^2 .

It is a cyclic number.

It is not a de Polignac number, because 361702806161 - 2¹⁸ = 361702544017 is a prime.

It is not a weakly prime, because it can be changed into another prime (361702806121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180851403080 + 180851403081.

It is an arithmetic number, because the mean of its divisors is an integer number (180851403081).

Almost surely, 2^361702806161 is an apocalyptic number.

It is an amenable number.

361702806161 is a deficient number, since it is larger than the sum of its proper divisors (1).

361702806161 is an equidigital number, since it uses as much as digits as its factorization.

361702806161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 361702806161 in words is "three hundred sixty-one billion, seven hundred two million, eight hundred six thousand, one hundred sixty-one".