253673634264 has 16 divisors (see below), whose sum is σ = 634184085720. Its totient is φ = 84557878080.

The previous prime is 253673634223. The next prime is 253673634289. The reversal of 253673634264 is 462436376352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5284867357 + ... + 5284867404.

Almost surely, 2^253673634264 is an apocalyptic number.

253673634264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

253673634264 is an abundant number, since it is smaller than the sum of its proper divisors (380510451456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253673634264 is a wasteful number, since it uses less digits than its factorization.

253673634264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10569734770 (or 10569734766 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 51.

The spelling of 253673634264 in words is "two hundred fifty-three billion, six hundred seventy-three million, six hundred thirty-four thousand, two hundred sixty-four".