2246664042064 has 20 divisors (see below), whose sum is σ = 4687750934356. Its totient is φ = 1036921865472.

The previous prime is 2246664042041. The next prime is 2246664042071. The reversal of 2246664042064 is 4602404666422.

It can be written as a sum of positive squares in 2 ways, for example, as 418738410000 + 1827925632064 = 647100^2 + 1352008^2 .

It is a super-2 number, since 2×2246664042064² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5400634509 + ... + 5400634924.

Almost surely, 2^{2246664042064} is an apocalyptic number.

It is an amenable number.

2246664042064 is an abundant number, since it is smaller than the sum of its proper divisors (2441086892292).

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

2246664042064 is a wasteful number, since it uses less digits than its factorization.

2246664042064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10801269454 (or 10801269448 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 46.

The spelling of 2246664042064 in words is "two trillion, two hundred forty-six billion, six hundred sixty-four million, forty-two thousand, sixty-four".