2780223183568 has 80 divisors (see below), whose sum is σ = 5495424341760. Its totient is φ = 1362304742400.

The previous prime is 2780223183541. The next prime is 2780223183571. The reversal of 2780223183568 is 8653813220872.

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 15 ways as a sum of consecutive naturals, for example, 164142396 + ... + 164159332.

It is an arithmetic number, because the mean of its divisors is an integer number (68692804272).

Almost surely, 2^{2780223183568} is an apocalyptic number.

It is an amenable number.

2780223183568 is a deficient number, since it is larger than the sum of its proper divisors (2715201158192).

2780223183568 is a wasteful number, since it uses less digits than its factorization.

2780223183568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17876 (or 17870 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 2780223183568 in words is "two trillion, seven hundred eighty billion, two hundred twenty-three million, one hundred eighty-three thousand, five hundred sixty-eight".