7139074438 has 16 divisors (see below), whose sum is σ = 10739122560. Its totient is φ = 3559379200.

The previous prime is 7139074403. The next prime is 7139074477. The reversal of 7139074438 is 8344709317.

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, 1991808 + ... + 1995388.

It is an arithmetic number, because the mean of its divisors is an integer number (671195160).

Almost surely, 2^7139074438 is an apocalyptic number.

7139074438 is a deficient number, since it is larger than the sum of its proper divisors (3600048122).

7139074438 is a wasteful number, since it uses less digits than its factorization.

7139074438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 7139074438 is about 84493.0437255044. The cubic root of 7139074438 is about 1925.5167612925.

The spelling of 7139074438 in words is "seven billion, one hundred thirty-nine million, seventy-four thousand, four hundred thirty-eight".