2722223884078 has 4 divisors (see below), whose sum is σ = 4083335826120. Its totient is φ = 1361111942038.

The previous prime is 2722223884069. The next prime is 2722223884097. The reversal of 2722223884078 is 8704883222272.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 680555971018 + ... + 680555971021.

It is an arithmetic number, because the mean of its divisors is an integer number (1020833956530).

Almost surely, 2^{2722223884078} is an apocalyptic number.

2722223884078 is a deficient number, since it is larger than the sum of its proper divisors (1361111942042).

2722223884078 is a wasteful number, since it uses less digits than its factorization.

2722223884078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361111942041.

The product of its (nonzero) digits is 9633792, while the sum is 55.

The spelling of 2722223884078 in words is "two trillion, seven hundred twenty-two billion, two hundred twenty-three million, eight hundred eighty-four thousand, seventy-eight".