713438884639 has 96 divisors (see below), whose sum is σ = 864003538944. Its totient is φ = 584611188480.

The previous prime is 713438884637. The next prime is 713438884663. The reversal of 713438884639 is 936488834317.

713438884639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 713438884639 - 2¹ = 713438884637 is a prime.

It is a super-2 number, since 2×713438884639² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (713438884637) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 704282697 + ... + 704283709.

It is an arithmetic number, because the mean of its divisors is an integer number (9000036864).

Almost surely, 2^713438884639 is an apocalyptic number.

713438884639 is a deficient number, since it is larger than the sum of its proper divisors (150564654305).

713438884639 is a wasteful number, since it uses less digits than its factorization.

713438884639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1226 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 64.

The spelling of 713438884639 in words is "seven hundred thirteen billion, four hundred thirty-eight million, eight hundred eighty-four thousand, six hundred thirty-nine".