5819859663620 has 24 divisors (see below), whose sum is σ = 12222163661400. Its totient is φ = 2327856557312.

The previous prime is 5819859663589. The next prime is 5819859663643. The reversal of 5819859663620 is 263669589185.

It can be written as a sum of positive squares in 4 ways, for example, as 1624564373056 + 4195295290564 = 1274584^2 + 2048242^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4908815 + ... + 5977974.

It is an arithmetic number, because the mean of its divisors is an integer number (509256819225).

Almost surely, 2^{5819859663620} is an apocalyptic number.

It is an amenable number.

5819859663620 is an abundant number, since it is smaller than the sum of its proper divisors (6402303997780).

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

5819859663620 is a wasteful number, since it uses less digits than its factorization.

5819859663620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10913527 (or 10913525 counting only the distinct ones).

The product of its (nonzero) digits is 167961600, while the sum is 68.

The spelling of 5819859663620 in words is "five trillion, eight hundred nineteen billion, eight hundred fifty-nine million, six hundred sixty-three thousand, six hundred twenty".