356451507161 has 2 divisors, whose sum is σ = 356451507162. Its totient is φ = 356451507160.

The previous prime is 356451507151. The next prime is 356451507169. The reversal of 356451507161 is 161705154653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331816321225 + 24635185936 = 576035^2 + 156956^2 .

It is a cyclic number.

It is not a de Polignac number, because 356451507161 - 2³⁴ = 339271637977 is a prime.

It is not a weakly prime, because it can be changed into another prime (356451507169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178225753580 + 178225753581.

It is an arithmetic number, because the mean of its divisors is an integer number (178225753581).

Almost surely, 2^356451507161 is an apocalyptic number.

It is an amenable number.

356451507161 is a deficient number, since it is larger than the sum of its proper divisors (1).

356451507161 is an equidigital number, since it uses as much as digits as its factorization.

356451507161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 356451507161 in words is "three hundred fifty-six billion, four hundred fifty-one million, five hundred seven thousand, one hundred sixty-one".