5818503940 has 12 divisors (see below), whose sum is σ = 12218858316. Its totient is φ = 2327401568.

The previous prime is 5818503923. The next prime is 5818504057. The reversal of 5818503940 is 493058185.

It can be written as a sum of positive squares in 2 ways, for example, as 3529072836 + 2289431104 = 59406^2 + 47848^2 .

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, 145462579 + ... + 145462618.

It is an arithmetic number, because the mean of its divisors is an integer number (1018238193).

Almost surely, 2^5818503940 is an apocalyptic number.

It is an amenable number.

5818503940 is an abundant number, since it is smaller than the sum of its proper divisors (6400354376).

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

5818503940 is a wasteful number, since it uses less digits than its factorization.

5818503940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290925206 (or 290925204 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 43.

The square root of 5818503940 is about 76279.1186367541. The cubic root of 5818503940 is about 1798.6104440337.

The spelling of 5818503940 in words is "five billion, eight hundred eighteen million, five hundred three thousand, nine hundred forty".