31559792416253 has 2 divisors, whose sum is σ = 31559792416254. Its totient is φ = 31559792416252.

The previous prime is 31559792416091. The next prime is 31559792416283. The reversal of 31559792416253 is 35261429795513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24256383455929 + 7303408960324 = 4925077^2 + 2702482^2 .

It is an emirp because it is prime and its reverse (35261429795513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31559792416253 - 2²⁰ = 31559791367677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31559792416283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15779896208126 + 15779896208127.

It is an arithmetic number, because the mean of its divisors is an integer number (15779896208127).

Almost surely, 2^{31559792416253} is an apocalyptic number.

It is an amenable number.

31559792416253 is a deficient number, since it is larger than the sum of its proper divisors (1).

31559792416253 is an equidigital number, since it uses as much as digits as its factorization.

31559792416253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236000, while the sum is 62.

The spelling of 31559792416253 in words is "thirty-one trillion, five hundred fifty-nine billion, seven hundred ninety-two million, four hundred sixteen thousand, two hundred fifty-three".