7696982621 has 4 divisors (see below), whose sum is σ = 7702355292. Its totient is φ = 7691609952.

The previous prime is 7696982563. The next prime is 7696982633. The reversal of 7696982621 is 1262896967.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7154791396 + 542191225 = 84586^2 + 23285^2 .

It is a cyclic number.

It is not a de Polignac number, because 7696982621 - 2¹⁴ = 7696966237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7696982641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2684186 + ... + 2687051.

It is an arithmetic number, because the mean of its divisors is an integer number (1925588823).

Almost surely, 2^7696982621 is an apocalyptic number.

It is an amenable number.

7696982621 is a deficient number, since it is larger than the sum of its proper divisors (5372671).

7696982621 is a wasteful number, since it uses less digits than its factorization.

7696982621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372670.

The product of its digits is 3919104, while the sum is 56.

The square root of 7696982621 is about 87732.4490767242. The cubic root of 7696982621 is about 1974.4228508310.

The spelling of 7696982621 in words is "seven billion, six hundred ninety-six million, nine hundred eighty-two thousand, six hundred twenty-one".