6615335442 has 32 divisors (see below), whose sum is σ = 13464406080. Its totient is φ = 2166246720.

The previous prime is 6615335423. The next prime is 6615335449. The reversal of 6615335442 is 2445335166.

It is a self number, because there is not a number n which added to its sum of digits gives 6615335442.

It is not an unprimeable number, because it can be changed into a prime (6615335449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292513 + ... + 314315.

It is an arithmetic number, because the mean of its divisors is an integer number (420762690).

Almost surely, 2^6615335442 is an apocalyptic number.

6615335442 is an abundant number, since it is smaller than the sum of its proper divisors (6849070638).

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

6615335442 is a wasteful number, since it uses less digits than its factorization.

6615335442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22698.

The product of its digits is 259200, while the sum is 39.

The square root of 6615335442 is about 81334.7124049750. The cubic root of 6615335442 is about 1877.2291536204.

The spelling of 6615335442 in words is "six billion, six hundred fifteen million, three hundred thirty-five thousand, four hundred forty-two".