5438594940 has 24 divisors (see below), whose sum is σ = 15228066000. Its totient is φ = 1450291968.

The previous prime is 5438594921. The next prime is 5438594963. The reversal of 5438594940 is 494958345.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45321565 + ... + 45321684.

It is an arithmetic number, because the mean of its divisors is an integer number (634502750).

Almost surely, 2^5438594940 is an apocalyptic number.

It is an amenable number.

5438594940 is an abundant number, since it is smaller than the sum of its proper divisors (9789471060).

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

5438594940 is a wasteful number, since it uses less digits than its factorization.

5438594940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90643261 (or 90643259 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The square root of 5438594940 is about 73746.8300335682. The cubic root of 5438594940 is about 1758.5804389258.

The spelling of 5438594940 in words is "five billion, four hundred thirty-eight million, five hundred ninety-four thousand, nine hundred forty".