426535106521653 has 10 divisors (see below), whose sum is σ = 637169727026294. Its totient is φ = 284356737681048.

The previous prime is 426535106521633. The next prime is 426535106521679. The reversal of 426535106521653 is 356125601535624.

426535106521653 is a `hidden beast` number, since 4 + 2 + 6 + 5 + 3 + 5 + 106 + 521 + 6 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 341154124648164 + 85380981873489 = 18470358^2 + 9240183^2 .

It is not a de Polignac number, because 426535106521653 - 2⁴⁰ = 425435594893877 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 426535106521653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426535106521603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2632932756226 + ... + 2632932756387.

Almost surely, 2^{426535106521653} is an apocalyptic number.

It is an amenable number.

426535106521653 is a deficient number, since it is larger than the sum of its proper divisors (210634620504641).

426535106521653 is an equidigital number, since it uses as much as digits as its factorization.

426535106521653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265865512625 (or 5265865512616 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 54.

The spelling of 426535106521653 in words is "four hundred twenty-six trillion, five hundred thirty-five billion, one hundred six million, five hundred twenty-one thousand, six hundred fifty-three".