5318371656 has 256 divisors, whose sum is σ = 16605388800. Its totient is φ = 1566086400.

The previous prime is 5318371651. The next prime is 5318371657. The reversal of 5318371656 is 6561738135.

It is not an unprimeable number, because it can be changed into a prime (5318371651) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9313851 + ... + 9314421.

It is an arithmetic number, because the mean of its divisors is an integer number (64864800).

Almost surely, 2^5318371656 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 5318371656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8302694400).

5318371656 is an abundant number, since it is smaller than the sum of its proper divisors (11287017144).

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

5318371656 is a wasteful number, since it uses less digits than its factorization.

5318371656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737 (or 727 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 5318371656 is about 72927.1667898870. The cubic root of 5318371656 is about 1745.5256207031.

The spelling of 5318371656 in words is "five billion, three hundred eighteen million, three hundred seventy-one thousand, six hundred fifty-six".