7631642726 has 12 divisors (see below), whose sum is σ = 11855818572. Its totient is φ = 3684240504.

The previous prime is 7631642687. The next prime is 7631642729. The reversal of 7631642726 is 6272461367.

It is a super-3 number, since 3×7631642726³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7631642729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2266940 + ... + 2270303.

It is an arithmetic number, because the mean of its divisors is an integer number (987984881).

Almost surely, 2^7631642726 is an apocalyptic number.

7631642726 is a deficient number, since it is larger than the sum of its proper divisors (4224175846).

7631642726 is a wasteful number, since it uses less digits than its factorization.

7631642726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4537303 (or 4537274 counting only the distinct ones).

The product of its digits is 508032, while the sum is 44.

The square root of 7631642726 is about 87359.2738408465. The cubic root of 7631642726 is about 1968.8199900728.

The spelling of 7631642726 in words is "seven billion, six hundred thirty-one million, six hundred forty-two thousand, seven hundred twenty-six".