5255139468 has 24 divisors (see below), whose sum is σ = 12657541120. Its totient is φ = 1695206160.

The previous prime is 5255139457. The next prime is 5255139473. The reversal of 5255139468 is 8649315525.

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, 7062988 + ... + 7063731.

Almost surely, 2^5255139468 is an apocalyptic number.

It is an amenable number.

5255139468 is an abundant number, since it is smaller than the sum of its proper divisors (7402401652).

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

5255139468 is a wasteful number, since it uses less digits than its factorization.

5255139468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14126757 (or 14126755 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 48.

The square root of 5255139468 is about 72492.3407540410. The cubic root of 5255139468 is about 1738.5802780393.

The spelling of 5255139468 in words is "five billion, two hundred fifty-five million, one hundred thirty-nine thousand, four hundred sixty-eight".