7398342639 has 12 divisors (see below), whose sum is σ = 10837009872. Its totient is φ = 4862760000.

The previous prime is 7398342631. The next prime is 7398342641. The reversal of 7398342639 is 9362438937.

It is not a de Polignac number, because 7398342639 - 2³ = 7398342631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7398342631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5788362 + ... + 5789639.

It is an arithmetic number, because the mean of its divisors is an integer number (903084156).

Almost surely, 2^7398342639 is an apocalyptic number.

7398342639 is a deficient number, since it is larger than the sum of its proper divisors (3438667233).

7398342639 is a wasteful number, since it uses less digits than its factorization.

7398342639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11578078 (or 11578075 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 54.

The square root of 7398342639 is about 86013.6189158438. The cubic root of 7398342639 is about 1948.5496679195.

The spelling of 7398342639 in words is "seven billion, three hundred ninety-eight million, three hundred forty-two thousand, six hundred thirty-nine".