361372214257 has 2 divisors, whose sum is σ = 361372214258. Its totient is φ = 361372214256.

The previous prime is 361372214233. The next prime is 361372214263. The reversal of 361372214257 is 752412273163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292958057536 + 68414156721 = 541256^2 + 261561^2 .

It is a cyclic number.

It is not a de Polignac number, because 361372214257 - 2⁷ = 361372214129 is a prime.

It is a super-2 number, since 2×361372214257² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (361372214227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180686107128 + 180686107129.

It is an arithmetic number, because the mean of its divisors is an integer number (180686107129).

Almost surely, 2^361372214257 is an apocalyptic number.

It is an amenable number.

361372214257 is a deficient number, since it is larger than the sum of its proper divisors (1).

361372214257 is an equidigital number, since it uses as much as digits as its factorization.

361372214257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 43.

The spelling of 361372214257 in words is "three hundred sixty-one billion, three hundred seventy-two million, two hundred fourteen thousand, two hundred fifty-seven".