2631641006 has 8 divisors (see below), whose sum is σ = 4043741184. Its totient is φ = 1283727280.

The previous prime is 2631640997. The next prime is 2631641009. The reversal of 2631641006 is 6001461362.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2631641006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2631641009) 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, 16046510 + ... + 16046673.

It is an arithmetic number, because the mean of its divisors is an integer number (505467648).

Almost surely, 2^2631641006 is an apocalyptic number.

2631641006 is a deficient number, since it is larger than the sum of its proper divisors (1412100178).

2631641006 is a wasteful number, since it uses less digits than its factorization.

2631641006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32093226.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2631641006 is about 51299.5224734110. The cubic root of 2631641006 is about 1380.6244121700.

The spelling of 2631641006 in words is "two billion, six hundred thirty-one million, six hundred forty-one thousand, six".