361248455693 has 2 divisors, whose sum is σ = 361248455694. Its totient is φ = 361248455692.

The previous prime is 361248455677. The next prime is 361248455707. The reversal of 361248455693 is 396554842163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360146414884 + 1102040809 = 600122^2 + 33197^2 .

It is a cyclic number.

It is not a de Polignac number, because 361248455693 - 2⁴ = 361248455677 is a prime.

It is a super-2 number, since 2×361248455693² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361248455653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180624227846 + 180624227847.

It is an arithmetic number, because the mean of its divisors is an integer number (180624227847).

Almost surely, 2^361248455693 is an apocalyptic number.

It is an amenable number.

361248455693 is a deficient number, since it is larger than the sum of its proper divisors (1).

361248455693 is an equidigital number, since it uses as much as digits as its factorization.

361248455693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18662400, while the sum is 56.

The spelling of 361248455693 in words is "three hundred sixty-one billion, two hundred forty-eight million, four hundred fifty-five thousand, six hundred ninety-three".