6633651740 has 12 divisors (see below), whose sum is σ = 13930668696. Its totient is φ = 2653460688.

The previous prime is 6633651737. The next prime is 6633651749. The reversal of 6633651740 is 471563366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6633651749) 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, 165841274 + ... + 165841313.

It is an arithmetic number, because the mean of its divisors is an integer number (1160889058).

Almost surely, 2^6633651740 is an apocalyptic number.

It is an amenable number.

6633651740 is an abundant number, since it is smaller than the sum of its proper divisors (7297016956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6633651740 is a wasteful number, since it uses less digits than its factorization.

6633651740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331682596 (or 331682594 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 6633651740 is about 81447.2328566171. The cubic root of 6633651740 is about 1878.9600914793.

The spelling of 6633651740 in words is "six billion, six hundred thirty-three million, six hundred fifty-one thousand, seven hundred forty".