5255135436 has 24 divisors (see below), whose sum is σ = 12547146304. Its totient is φ = 1710974160.

The previous prime is 5255135423. The next prime is 5255135441. The reversal of 5255135436 is 6345315525.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5255135394 and 5255135403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5091670 + ... + 5092701.

Almost surely, 2^5255135436 is an apocalyptic number.

It is an amenable number.

5255135436 is an abundant number, since it is smaller than the sum of its proper divisors (7292010868).

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

5255135436 is a wasteful number, since it uses less digits than its factorization.

5255135436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10184421 (or 10184419 counting only the distinct ones).

The product of its digits is 270000, while the sum is 39.

The square root of 5255135436 is about 72492.3129442012. The cubic root of 5255135436 is about 1738.5798333979.

The spelling of 5255135436 in words is "five billion, two hundred fifty-five million, one hundred thirty-five thousand, four hundred thirty-six".