2243760426578 has 32 divisors (see below), whose sum is σ = 3705980541120. Its totient is φ = 1010346644160.

The previous prime is 2243760426571. The next prime is 2243760426613. The reversal of 2243760426578 is 8756240673422.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2243760426571) 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 15 ways as a sum of consecutive naturals, for example, 13255976 + ... + 13424172.

It is an arithmetic number, because the mean of its divisors is an integer number (115811891910).

Almost surely, 2^{2243760426578} is an apocalyptic number.

2243760426578 is a deficient number, since it is larger than the sum of its proper divisors (1462220114542).

2243760426578 is a wasteful number, since it uses less digits than its factorization.

2243760426578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173882.

The product of its (nonzero) digits is 27095040, while the sum is 56.

The spelling of 2243760426578 in words is "two trillion, two hundred forty-three billion, seven hundred sixty million, four hundred twenty-six thousand, five hundred seventy-eight".