5239995690 has 32 divisors (see below), whose sum is σ = 12843567360. Its totient is φ = 1367601344.

The previous prime is 5239995671. The next prime is 5239995767. The reversal of 5239995690 is 965999325.

It is a super-2 number, since 2×5239995690² = 54915109662437152200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5239995690.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1856745 + ... + 1859564.

It is an arithmetic number, because the mean of its divisors is an integer number (401361480).

Almost surely, 2^5239995690 is an apocalyptic number.

5239995690 is an abundant number, since it is smaller than the sum of its proper divisors (7603571670).

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

5239995690 is a wasteful number, since it uses less digits than its factorization.

5239995690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3716366.

The product of its (nonzero) digits is 5904900, while the sum is 57.

The square root of 5239995690 is about 72387.8145132176. The cubic root of 5239995690 is about 1736.9086443297.

The spelling of 5239995690 in words is "five billion, two hundred thirty-nine million, nine hundred ninety-five thousand, six hundred ninety".