5251863264 has 192 divisors, whose sum is σ = 15078389760. Its totient is φ = 1594460160.

The previous prime is 5251863251. The next prime is 5251863277. The reversal of 5251863264 is 4623681525.

It is an interprime number because it is at equal distance from previous prime (5251863251) and next prime (5251863277).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16567234 + ... + 16567550.

It is an arithmetic number, because the mean of its divisors is an integer number (78533280).

Almost surely, 2^5251863264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5251863264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7539194880).

5251863264 is an abundant number, since it is smaller than the sum of its proper divisors (9826526496).

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

5251863264 is a wasteful number, since it uses less digits than its factorization.

5251863264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 665 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 5251863264 is about 72469.7403334661. The cubic root of 5251863264 is about 1738.2189094034.

The spelling of 5251863264 in words is "five billion, two hundred fifty-one million, eight hundred sixty-three thousand, two hundred sixty-four".