2754789864 has 16 divisors (see below), whose sum is σ = 6886974720. Its totient is φ = 918263280.

The previous prime is 2754789857. The next prime is 2754789881. The reversal of 2754789864 is 4689874572.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2754789798 and 2754789807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57391432 + ... + 57391479.

It is an arithmetic number, because the mean of its divisors is an integer number (430435920).

Almost surely, 2^2754789864 is an apocalyptic number.

2754789864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2754789864 is an abundant number, since it is smaller than the sum of its proper divisors (4132184856).

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

2754789864 is a wasteful number, since it uses less digits than its factorization.

2754789864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114782920 (or 114782916 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 60.

The square root of 2754789864 is about 52486.0921006699. The cubic root of 2754789864 is about 1401.8326109356.

The spelling of 2754789864 in words is "two billion, seven hundred fifty-four million, seven hundred eighty-nine thousand, eight hundred sixty-four".