253343683685 has 16 divisors (see below), whose sum is σ = 306442905600. Its totient is φ = 201055006656.

The previous prime is 253343683679. The next prime is 253343683699. The reversal of 253343683685 is 586386343352.

It is a cyclic number.

It is not a de Polignac number, because 253343683685 - 2¹⁴ = 253343667301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253343683685.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6832526 + ... + 6869504.

It is an arithmetic number, because the mean of its divisors is an integer number (19152681600).

Almost surely, 2^253343683685 is an apocalyptic number.

It is an amenable number.

253343683685 is a deficient number, since it is larger than the sum of its proper divisors (53099221915).

253343683685 is a wasteful number, since it uses less digits than its factorization.

253343683685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47900.

The product of its digits is 37324800, while the sum is 56.

The spelling of 253343683685 in words is "two hundred fifty-three billion, three hundred forty-three million, six hundred eighty-three thousand, six hundred eighty-five".