6664244046 has 16 divisors (see below), whose sum is σ = 13330762704. Its totient is φ = 2221035584.

The previous prime is 6664243991. The next prime is 6664244047. The reversal of 6664244046 is 6404424666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6664243989 and 6664244007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6664244047) 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, 55431 + ... + 128066.

It is an arithmetic number, because the mean of its divisors is an integer number (833172669).

Almost surely, 2^6664244046 is an apocalyptic number.

6664244046 is an abundant number, since it is smaller than the sum of its proper divisors (6666518658).

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

6664244046 is a wasteful number, since it uses less digits than its factorization.

6664244046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189555.

The product of its (nonzero) digits is 663552, while the sum is 42.

The square root of 6664244046 is about 81634.8212835675. The cubic root of 6664244046 is about 1881.8440528082.

The spelling of 6664244046 in words is "six billion, six hundred sixty-four million, two hundred forty-four thousand, forty-six".