31426130553269 has 2 divisors, whose sum is σ = 31426130553270. Its totient is φ = 31426130553268.

The previous prime is 31426130553193. The next prime is 31426130553329. The reversal of 31426130553269 is 96235503162413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21601905406225 + 9824225147044 = 4647785^2 + 3134362^2 .

It is a cyclic number.

It is not a de Polignac number, because 31426130553269 - 2¹² = 31426130549173 is a prime.

It is a super-2 number, since 2×31426130553269² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31426130523269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15713065276634 + 15713065276635.

It is an arithmetic number, because the mean of its divisors is an integer number (15713065276635).

Almost surely, 2^{31426130553269} is an apocalyptic number.

It is an amenable number.

31426130553269 is a deficient number, since it is larger than the sum of its proper divisors (1).

31426130553269 is an equidigital number, since it uses as much as digits as its factorization.

31426130553269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 31426130553269 in words is "thirty-one trillion, four hundred twenty-six billion, one hundred thirty million, five hundred fifty-three thousand, two hundred sixty-nine".