2243475686078 has 32 divisors (see below), whose sum is σ = 3741007628160. Its totient is φ = 1000360726560.

The previous prime is 2243475686077. The next prime is 2243475686083. The reversal of 2243475686078 is 8706865743422.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243475686078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243475686077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7287101 + ... + 7588727.

It is an arithmetic number, because the mean of its divisors is an integer number (116906488380).

Almost surely, 2^{2243475686078} is an apocalyptic number.

2243475686078 is a deficient number, since it is larger than the sum of its proper divisors (1497531942082).

2243475686078 is a wasteful number, since it uses less digits than its factorization.

2243475686078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308072.

The product of its (nonzero) digits is 108380160, while the sum is 62.

The spelling of 2243475686078 in words is "two trillion, two hundred forty-three billion, four hundred seventy-five million, six hundred eighty-six thousand, seventy-eight".