5216856740 has 12 divisors (see below), whose sum is σ = 10955399196. Its totient is φ = 2086742688.

The previous prime is 5216856679. The next prime is 5216856751. The reversal of 5216856740 is 476586125.

It can be written as a sum of positive squares in 2 ways, for example, as 1929669184 + 3287187556 = 43928^2 + 57334^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5216856691 and 5216856700.

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, 130421399 + ... + 130421438.

It is an arithmetic number, because the mean of its divisors is an integer number (912949933).

Almost surely, 2^5216856740 is an apocalyptic number.

It is an amenable number.

5216856740 is an abundant number, since it is smaller than the sum of its proper divisors (5738542456).

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

5216856740 is a wasteful number, since it uses less digits than its factorization.

5216856740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260842846 (or 260842844 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 5216856740 is about 72227.8114025339. The cubic root of 5216856740 is about 1734.3482385569.

The spelling of 5216856740 in words is "five billion, two hundred sixteen million, eight hundred fifty-six thousand, seven hundred forty".