2756644379555 has 12 divisors (see below), whose sum is σ = 3636036719616. Its totient is φ = 2004832275600.

The previous prime is 2756644379539. The next prime is 2756644379591. The reversal of 2756644379555 is 5559734466572.

2756644379555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2756644379555 - 2⁴ = 2756644379539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2278217891 + ... + 2278219100.

It is an arithmetic number, because the mean of its divisors is an integer number (303003059968).

Almost surely, 2^{2756644379555} is an apocalyptic number.

2756644379555 is a deficient number, since it is larger than the sum of its proper divisors (879392340061).

2756644379555 is a wasteful number, since it uses less digits than its factorization.

2756644379555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556437018 (or 4556437007 counting only the distinct ones).

The product of its digits is 952560000, while the sum is 68.

The spelling of 2756644379555 in words is "two trillion, seven hundred fifty-six billion, six hundred forty-four million, three hundred seventy-nine thousand, five hundred fifty-five".