5259338646 has 8 divisors (see below), whose sum is σ = 10518677304. Its totient is φ = 1753112880.

The previous prime is 5259338627. The next prime is 5259338663. The reversal of 5259338646 is 6468339525.

It is a sphenic number, since it is the product of 3 distinct primes.

5259338646 is an admirable number.

It is a super-2 number, since 2×5259338646² = 55321285986618226632, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438278215 + ... + 438278226.

It is an arithmetic number, because the mean of its divisors is an integer number (1314834663).

Almost surely, 2^5259338646 is an apocalyptic number.

5259338646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5259338646 is a wasteful number, since it uses less digits than its factorization.

5259338646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876556446.

The product of its digits is 4665600, while the sum is 51.

The square root of 5259338646 is about 72521.2978786232. The cubic root of 5259338646 is about 1739.0432320939.

The spelling of 5259338646 in words is "five billion, two hundred fifty-nine million, three hundred thirty-eight thousand, six hundred forty-six".