6650133072 has 40 divisors (see below), whose sum is σ = 18741285600. Its totient is φ = 2015191680.

The previous prime is 6650133059. The next prime is 6650133079. The reversal of 6650133072 is 2703310566.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6650133079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6296947 + ... + 6298002.

It is an arithmetic number, because the mean of its divisors is an integer number (468532140).

Almost surely, 2^6650133072 is an apocalyptic number.

It is an amenable number.

6650133072 is an abundant number, since it is smaller than the sum of its proper divisors (12091152528).

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

6650133072 is a wasteful number, since it uses less digits than its factorization.

6650133072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12594971 (or 12594965 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 6650133072 is about 81548.3480642005. The cubic root of 6650133072 is about 1880.5148989533.

The spelling of 6650133072 in words is "six billion, six hundred fifty million, one hundred thirty-three thousand, seventy-two".