7632738643 has 8 divisors (see below), whose sum is σ = 7760083680. Its totient is φ = 7505465280.

The previous prime is 7632738629. The next prime is 7632738647. The reversal of 7632738643 is 3468372367.

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

It is a cyclic number.

It is not a de Polignac number, because 7632738643 - 2¹⁷ = 7632607571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7632738647) 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, 223746 + ... + 255592.

It is an arithmetic number, because the mean of its divisors is an integer number (970010460).

Almost surely, 2^7632738643 is an apocalyptic number.

7632738643 is a deficient number, since it is larger than the sum of its proper divisors (127345037).

7632738643 is a wasteful number, since it uses less digits than its factorization.

7632738643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35837.

The product of its digits is 3048192, while the sum is 49.

The square root of 7632738643 is about 87365.5460865438. The cubic root of 7632738643 is about 1968.9142275392.

The spelling of 7632738643 in words is "seven billion, six hundred thirty-two million, seven hundred thirty-eight thousand, six hundred forty-three".