2678526755 has 32 divisors (see below), whose sum is σ = 3453401088. Its totient is φ = 1989187200.

The previous prime is 2678526743. The next prime is 2678526791. The reversal of 2678526755 is 5576258762.

It is a de Polignac number, because none of the positive numbers 2^k-2678526755 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2678526697 and 2678526706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2939750 + ... + 2940660.

It is an arithmetic number, because the mean of its divisors is an integer number (107918784).

Almost surely, 2^2678526755 is an apocalyptic number.

2678526755 is a deficient number, since it is larger than the sum of its proper divisors (774874333).

2678526755 is a wasteful number, since it uses less digits than its factorization.

2678526755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667.

The product of its digits is 7056000, while the sum is 53.

The square root of 2678526755 is about 51754.4853611743. The cubic root of 2678526755 is about 1388.7753399070.

The spelling of 2678526755 in words is "two billion, six hundred seventy-eight million, five hundred twenty-six thousand, seven hundred fifty-five".