7139064834 has 48 divisors (see below), whose sum is σ = 17418495744. Its totient is φ = 2093565600.

The previous prime is 7139064833. The next prime is 7139064871. The reversal of 7139064834 is 4384609317.

It is a self number, because there is not a number n which added to its sum of digits gives 7139064834.

It is not an unprimeable number, because it can be changed into a prime (7139064833) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 575409 + ... + 587684.

It is an arithmetic number, because the mean of its divisors is an integer number (362885328).

Almost surely, 2^7139064834 is an apocalyptic number.

7139064834 is an abundant number, since it is smaller than the sum of its proper divisors (10279430910).

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

7139064834 is a wasteful number, since it uses less digits than its factorization.

7139064834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163143 (or 1163140 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 7139064834 is about 84492.9868924043. The cubic root of 7139064834 is about 1925.5158978439.

The spelling of 7139064834 in words is "seven billion, one hundred thirty-nine million, sixty-four thousand, eight hundred thirty-four".