365238922493 has 2 divisors, whose sum is σ = 365238922494. Its totient is φ = 365238922492.

The previous prime is 365238922457. The next prime is 365238922501. The reversal of 365238922493 is 394229832563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302123916964 + 63115005529 = 549658^2 + 251227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-365238922493 is a prime.

It is a super-2 number, since 2×365238922493² (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 (365238922423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182619461246 + 182619461247.

It is an arithmetic number, because the mean of its divisors is an integer number (182619461247).

Almost surely, 2^365238922493 is an apocalyptic number.

It is an amenable number.

365238922493 is a deficient number, since it is larger than the sum of its proper divisors (1).

365238922493 is an equidigital number, since it uses as much as digits as its factorization.

365238922493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16796160, while the sum is 56.

The spelling of 365238922493 in words is "three hundred sixty-five billion, two hundred thirty-eight million, nine hundred twenty-two thousand, four hundred ninety-three".