6664334634 has 48 divisors (see below), whose sum is σ = 14638688064. Its totient is φ = 2190960000.

The previous prime is 6664334581. The next prime is 6664334659. The reversal of 6664334634 is 4364334666.

It is a happy number.

It is a super-2 number, since 2×6664334634² = 88826712227863827912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6664334634.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 458194 + ... + 472514.

It is an arithmetic number, because the mean of its divisors is an integer number (304972668).

Almost surely, 2^6664334634 is an apocalyptic number.

6664334634 is an abundant number, since it is smaller than the sum of its proper divisors (7974353430).

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

6664334634 is a wasteful number, since it uses less digits than its factorization.

6664334634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14683 (or 14680 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 45.

The square root of 6664334634 is about 81635.3761184451. The cubic root of 6664334634 is about 1881.8525794926.

The spelling of 6664334634 in words is "six billion, six hundred sixty-four million, three hundred thirty-four thousand, six hundred thirty-four".