5439843942 has 32 divisors (see below), whose sum is σ = 12226007808. Its totient is φ = 1601023776.

The previous prime is 5439843917. The next prime is 5439843953. The reversal of 5439843942 is 2493489345.

It is a super-2 number, since 2×5439843942² = 59183804226628198728, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1514328 + ... + 1517915.

It is an arithmetic number, because the mean of its divisors is an integer number (382062744).

Almost surely, 2^5439843942 is an apocalyptic number.

5439843942 is an abundant number, since it is smaller than the sum of its proper divisors (6786163866).

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

5439843942 is a wasteful number, since it uses less digits than its factorization.

5439843942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032284.

The product of its digits is 3732480, while the sum is 51.

The square root of 5439843942 is about 73755.2977215874. The cubic root of 5439843942 is about 1758.7150510445.

The spelling of 5439843942 in words is "five billion, four hundred thirty-nine million, eight hundred forty-three thousand, nine hundred forty-two".