2726889264 has 60 divisors (see below), whose sum is σ = 8325280392. Its totient is φ = 826329600.

The previous prime is 2726889251. The next prime is 2726889271. The reversal of 2726889264 is 4629886272.

It is a self number, because there is not a number n which added to its sum of digits gives 2726889264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 859177 + ... + 862344.

Almost surely, 2^2726889264 is an apocalyptic number.

2726889264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2726889264 is an abundant number, since it is smaller than the sum of its proper divisors (5598391128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2726889264 is a wasteful number, since it uses less digits than its factorization.

2726889264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721546 (or 1721537 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The square root of 2726889264 is about 52219.6252763269. The cubic root of 2726889264 is about 1397.0839412452.

The spelling of 2726889264 in words is "two billion, seven hundred twenty-six million, eight hundred eighty-nine thousand, two hundred sixty-four".