5439540944 has 40 divisors (see below), whose sum is σ = 10754659872. Its totient is φ = 2664305280.

The previous prime is 5439540943. The next prime is 5439541001. The reversal of 5439540944 is 4490459345.

It is a super-2 number, since 2×5439540944² = 59177211362904822272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5439540943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581327 + ... + 590609.

Almost surely, 2^5439540944 is an apocalyptic number.

It is an amenable number.

5439540944 is a deficient number, since it is larger than the sum of its proper divisors (5315118928).

5439540944 is a wasteful number, since it uses less digits than its factorization.

5439540944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10035 (or 10029 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The square root of 5439540944 is about 73753.2436168064. The cubic root of 5439540944 is about 1758.6823971030.

The spelling of 5439540944 in words is "five billion, four hundred thirty-nine million, five hundred forty thousand, nine hundred forty-four".