5138439470 has 16 divisors (see below), whose sum is σ = 9259753248. Its totient is φ = 2053028640.

The previous prime is 5138439463. The next prime is 5138439487. The reversal of 5138439470 is 749348315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284186 + ... + 301725.

It is an arithmetic number, because the mean of its divisors is an integer number (578734578).

Almost surely, 2^5138439470 is an apocalyptic number.

5138439470 is a deficient number, since it is larger than the sum of its proper divisors (4121313778).

5138439470 is a wasteful number, since it uses less digits than its factorization.

5138439470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586795.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 5138439470 is about 71682.9091904060. The cubic root of 5138439470 is about 1725.6143685748.

The spelling of 5138439470 in words is "five billion, one hundred thirty-eight million, four hundred thirty-nine thousand, four hundred seventy".