2631023849 has 8 divisors (see below), whose sum is σ = 2652603072. Its totient is φ = 2609499600.

The previous prime is 2631023839. The next prime is 2631023867. The reversal of 2631023849 is 9483201362.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2631023849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2631023839) 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 7 ways as a sum of consecutive naturals, for example, 85262 + ... + 111944.

It is an arithmetic number, because the mean of its divisors is an integer number (331575384).

Almost surely, 2^2631023849 is an apocalyptic number.

It is an amenable number.

2631023849 is a deficient number, since it is larger than the sum of its proper divisors (21579223).

2631023849 is a wasteful number, since it uses less digits than its factorization.

2631023849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27487.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 2631023849 is about 51293.5068892740. The cubic root of 2631023849 is about 1380.5164784214.

The spelling of 2631023849 in words is "two billion, six hundred thirty-one million, twenty-three thousand, eight hundred forty-nine".