2780000500555 has 4 divisors (see below), whose sum is σ = 3336000600672. Its totient is φ = 2224000400440.

The previous prime is 2780000500393. The next prime is 2780000500601. The reversal of 2780000500555 is 5550050000872.

2780000500555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2780000500555 - 2¹⁵ = 2780000467787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278000050051 + ... + 278000050060.

It is an arithmetic number, because the mean of its divisors is an integer number (834000150168).

Almost surely, 2^{2780000500555} is an apocalyptic number.

2780000500555 is a deficient number, since it is larger than the sum of its proper divisors (556000100117).

2780000500555 is an equidigital number, since it uses as much as digits as its factorization.

2780000500555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556000100116.

The product of its (nonzero) digits is 70000, while the sum is 37.

The spelling of 2780000500555 in words is "two trillion, seven hundred eighty billion, five hundred thousand, five hundred fifty-five".