2664040244404 has 36 divisors (see below), whose sum is σ = 5856485172832. Its totient is φ = 1037937756240.

The previous prime is 2664040244401. The next prime is 2664040244413. The reversal of 2664040244404 is 4044420404662.

It is a happy number.

It is a super-2 number, since 2×2664040244404² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664040244401) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 393154854 + ... + 393161629.

Almost surely, 2^{2664040244404} is an apocalyptic number.

It is an amenable number.

2664040244404 is an abundant number, since it is smaller than the sum of its proper divisors (3192444928428).

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

2664040244404 is a wasteful number, since it uses less digits than its factorization.

2664040244404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786316516 (or 786316503 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 2664040244404 in words is "two trillion, six hundred sixty-four billion, forty million, two hundred forty-four thousand, four hundred four".