356662052161 has 2 divisors, whose sum is σ = 356662052162. Its totient is φ = 356662052160.

The previous prime is 356662052141. The next prime is 356662052167. The reversal of 356662052161 is 161250266653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270296010000 + 86366042161 = 519900^2 + 293881^2 .

It is a cyclic number.

It is not a de Polignac number, because 356662052161 - 2²⁷ = 356527834433 is a prime.

It is not a weakly prime, because it can be changed into another prime (356662052167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178331026080 + 178331026081.

It is an arithmetic number, because the mean of its divisors is an integer number (178331026081).

Almost surely, 2^356662052161 is an apocalyptic number.

It is an amenable number.

356662052161 is a deficient number, since it is larger than the sum of its proper divisors (1).

356662052161 is an equidigital number, since it uses as much as digits as its factorization.

356662052161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 356662052161 in words is "three hundred fifty-six billion, six hundred sixty-two million, fifty-two thousand, one hundred sixty-one".