5351516856 has 384 divisors, whose sum is σ = 18302976000. Its totient is φ = 1417409280.

The previous prime is 5351516803. The next prime is 5351516861. The reversal of 5351516856 is 6586151535.

5351516856 is a `hidden beast` number, since 5 + 3 + 51 + 516 + 85 + 6 = 666.

Its product of digits (540000) is a multiple of the sum of its prime factors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42137865 + ... + 42137991.

It is an arithmetic number, because the mean of its divisors is an integer number (47664000).

Almost surely, 2^5351516856 is an apocalyptic number.

5351516856 is a gapful number since it is divisible by the number (56) 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 5351516856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9151488000).

5351516856 is an abundant number, since it is smaller than the sum of its proper divisors (12951459144).

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

5351516856 is a wasteful number, since it uses less digits than its factorization.

5351516856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 199 counting only the distinct ones).

The product of its digits is 540000, while the sum is 45.

The square root of 5351516856 is about 73154.0624709250. The cubic root of 5351516856 is about 1749.1442734389.

The spelling of 5351516856 in words is "five billion, three hundred fifty-one million, five hundred sixteen thousand, eight hundred fifty-six".