126427733253 has 20 divisors (see below), whose sum is σ = 188871758988. Its totient is φ = 84280435200.

The previous prime is 126427733227. The next prime is 126427733293. The reversal of 126427733253 is 352337724621.

126427733253 is a `hidden beast` number, since 1 + 264 + 2 + 7 + 7 + 332 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 124480541124 + 1947192129 = 352818^2 + 44127^2 .

It is not a de Polignac number, because 126427733253 - 2¹² = 126427729157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126427733199 and 126427733208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126427733293) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1994853 + ... + 2057253.

Almost surely, 2^126427733253 is an apocalyptic number.

It is an amenable number.

126427733253 is a deficient number, since it is larger than the sum of its proper divisors (62444025735).

126427733253 is an equidigital number, since it uses as much as digits as its factorization.

126427733253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87426 (or 87417 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The spelling of 126427733253 in words is "one hundred twenty-six billion, four hundred twenty-seven million, seven hundred thirty-three thousand, two hundred fifty-three".