253253654136 has 128 divisors (see below), whose sum is σ = 804132134400. Its totient is φ = 72344482560.

The previous prime is 253253654119. The next prime is 253253654161. The reversal of 253253654136 is 631456352352.

253253654136 is a `hidden beast` number, since 2 + 5 + 32 + 536 + 54 + 1 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 253253654091 and 253253654100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10104276 + ... + 10129308.

It is an arithmetic number, because the mean of its divisors is an integer number (6282282300).

Almost surely, 2^253253654136 is an apocalyptic number.

It is an amenable number.

253253654136 is an abundant number, since it is smaller than the sum of its proper divisors (550878480264).

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

253253654136 is a wasteful number, since it uses less digits than its factorization.

253253654136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31746 (or 31736 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 45.

The spelling of 253253654136 in words is "two hundred fifty-three billion, two hundred fifty-three million, six hundred fifty-four thousand, one hundred thirty-six".