6632744671 has 4 divisors (see below), whose sum is σ = 7580279632. Its totient is φ = 5685209712.

The previous prime is 6632744621. The next prime is 6632744681. The reversal of 6632744671 is 1764472366.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1764472366 = 2 ⋅882236183.

It is not a de Polignac number, because 6632744671 - 2¹⁵ = 6632711903 is a prime.

It is a super-4 number, since 4×6632744671⁴ (a number of 40 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6632744621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473767470 + ... + 473767483.

It is an arithmetic number, because the mean of its divisors is an integer number (1895069908).

Almost surely, 2^6632744671 is an apocalyptic number.

6632744671 is a deficient number, since it is larger than the sum of its proper divisors (947534961).

6632744671 is an equidigital number, since it uses as much as digits as its factorization.

6632744671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947534960.

The product of its digits is 1016064, while the sum is 46.

The square root of 6632744671 is about 81441.6642204713. The cubic root of 6632744671 is about 1878.8744461361.

The spelling of 6632744671 in words is "six billion, six hundred thirty-two million, seven hundred forty-four thousand, six hundred seventy-one".