5309966256 has 80 divisors (see below), whose sum is σ = 15688424448. Its totient is φ = 1516032000.

The previous prime is 5309966243. The next prime is 5309966257. The reversal of 5309966256 is 6526699035.

It is a Smith number, since the sum of its digits (51) 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 = 5309966199 and 5309966208.

It is not an unprimeable number, because it can be changed into a prime (5309966257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533001 + ... + 542871.

Almost surely, 2^5309966256 is an apocalyptic number.

5309966256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5309966256 is an abundant number, since it is smaller than the sum of its proper divisors (10378458192).

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

5309966256 is a wasteful number, since it uses less digits than its factorization.

5309966256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11490 (or 11484 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 51.

The square root of 5309966256 is about 72869.5152721630. The cubic root of 5309966256 is about 1744.6055660857.

The spelling of 5309966256 in words is "five billion, three hundred nine million, nine hundred sixty-six thousand, two hundred fifty-six".