2243551544646 has 16 divisors (see below), whose sum is σ = 4528269174000. Its totient is φ = 740989500768.

The previous prime is 2243551544587. The next prime is 2243551544651. The reversal of 2243551544646 is 6464451553422.

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 7 ways as a sum of consecutive naturals, for example, 1715252821 + ... + 1715254128.

It is an arithmetic number, because the mean of its divisors is an integer number (283016823375).

Almost surely, 2^{2243551544646} is an apocalyptic number.

2243551544646 is an abundant number, since it is smaller than the sum of its proper divisors (2284717629354).

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

2243551544646 is a wasteful number, since it uses less digits than its factorization.

2243551544646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430507063.

The product of its digits is 13824000, while the sum is 51.

The spelling of 2243551544646 in words is "two trillion, two hundred forty-three billion, five hundred fifty-one million, five hundred forty-four thousand, six hundred forty-six".