5255311908 has 192 divisors, whose sum is σ = 16186705920. Its totient is φ = 1287014400.

The previous prime is 5255311849. The next prime is 5255311991. The reversal of 5255311908 is 8091135525.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1149948 + ... + 1154508.

It is an arithmetic number, because the mean of its divisors is an integer number (84305760).

Almost surely, 2^5255311908 is an apocalyptic number.

5255311908 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5255311908, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8093352960).

5255311908 is an abundant number, since it is smaller than the sum of its proper divisors (10931394012).

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

5255311908 is a wasteful number, since it uses less digits than its factorization.

5255311908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658 (or 4656 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 5255311908 is about 72493.5301113141. The cubic root of 5255311908 is about 1738.5992941856.

The spelling of 5255311908 in words is "five billion, two hundred fifty-five million, three hundred eleven thousand, nine hundred eight".