675839940838 has 16 divisors (see below), whose sum is σ = 1067160409920. Its totient is φ = 320121294696.

The previous prime is 675839940833. The next prime is 675839940847. The reversal of 675839940838 is 838049938576.

It is a super-2 number, since 2×675839940838² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675839940833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577681 + ... + 1298227.

It is an arithmetic number, because the mean of its divisors is an integer number (66697525620).

Almost surely, 2^675839940838 is an apocalyptic number.

675839940838 is a deficient number, since it is larger than the sum of its proper divisors (391320469082).

675839940838 is a wasteful number, since it uses less digits than its factorization.

675839940838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745251.

The product of its (nonzero) digits is 313528320, while the sum is 70.

The spelling of 675839940838 in words is "six hundred seventy-five billion, eight hundred thirty-nine million, nine hundred forty thousand, eight hundred thirty-eight".