253679196589 has 24 divisors (see below), whose sum is σ = 317828094360. Its totient is φ = 200692888704.

The previous prime is 253679196583. The next prime is 253679196593. The reversal of 253679196589 is 985691976352.

It can be written as a sum of positive squares in 4 ways, for example, as 5485920489 + 248193276100 = 74067^2 + 498190^2 .

It is not a de Polignac number, because 253679196589 - 2³ = 253679196581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253679196581) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11004127 + ... + 11027155.

It is an arithmetic number, because the mean of its divisors is an integer number (13242837265).

Almost surely, 2^253679196589 is an apocalyptic number.

It is an amenable number.

253679196589 is a deficient number, since it is larger than the sum of its proper divisors (64148897771).

253679196589 is a wasteful number, since it uses less digits than its factorization.

253679196589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40349 (or 40342 counting only the distinct ones).

The product of its digits is 220449600, while the sum is 70.

The spelling of 253679196589 in words is "two hundred fifty-three billion, six hundred seventy-nine million, one hundred ninety-six thousand, five hundred eighty-nine".