6631650243 has 6 divisors (see below), whose sum is σ = 9579050364. Its totient is φ = 4421100156.

The previous prime is 6631650229. The next prime is 6631650251. The reversal of 6631650243 is 3420561366.

6631650243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-6631650243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6631650198 and 6631650207.

It is not an unprimeable number, because it can be changed into a prime (6631610243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368425005 + ... + 368425022.

It is an arithmetic number, because the mean of its divisors is an integer number (1596508394).

Almost surely, 2^6631650243 is an apocalyptic number.

6631650243 is a deficient number, since it is larger than the sum of its proper divisors (2947400121).

6631650243 is a wasteful number, since it uses less digits than its factorization.

6631650243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736850033 (or 736850030 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 6631650243 is about 81434.9448517036. The cubic root of 6631650243 is about 1878.7710999844.

The spelling of 6631650243 in words is "six billion, six hundred thirty-one million, six hundred fifty thousand, two hundred forty-three".