641339758382 has 8 divisors (see below), whose sum is σ = 962058756000. Its totient is φ = 320653506384.

The previous prime is 641339758373. The next prime is 641339758447. The reversal of 641339758382 is 283857933146.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×641339758382² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8137382 + ... + 8215817.

It is an arithmetic number, because the mean of its divisors is an integer number (120257344500).

Almost surely, 2^641339758382 is an apocalyptic number.

641339758382 is a deficient number, since it is larger than the sum of its proper divisors (320718997618).

641339758382 is a wasteful number, since it uses less digits than its factorization.

641339758382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16372810.

The product of its digits is 26127360, while the sum is 59.

The spelling of 641339758382 in words is "six hundred forty-one billion, three hundred thirty-nine million, seven hundred fifty-eight thousand, three hundred eighty-two".