5439637946 has 8 divisors (see below), whose sum is σ = 8588902080. Its totient is φ = 2576670588.

The previous prime is 5439637873. The next prime is 5439637961. The reversal of 5439637946 is 6497369345.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5439637891 and 5439637900.

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, 71574146 + ... + 71574221.

It is an arithmetic number, because the mean of its divisors is an integer number (1073612760).

Almost surely, 2^5439637946 is an apocalyptic number.

5439637946 is a deficient number, since it is larger than the sum of its proper divisors (3149264134).

5439637946 is a wasteful number, since it uses less digits than its factorization.

5439637946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143148388.

The product of its digits is 14696640, while the sum is 56.

The square root of 5439637946 is about 73753.9012256301. The cubic root of 5439637946 is about 1758.6928510915.

The spelling of 5439637946 in words is "five billion, four hundred thirty-nine million, six hundred thirty-seven thousand, nine hundred forty-six".