2749519356 has 12 divisors (see below), whose sum is σ = 6415545192. Its totient is φ = 916506448.

The previous prime is 2749519349. The next prime is 2749519403. The reversal of 2749519356 is 6539159472.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2749519299 and 2749519308.

It is a congruent 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, 114563295 + ... + 114563318.

It is an arithmetic number, because the mean of its divisors is an integer number (534628766).

Almost surely, 2^2749519356 is an apocalyptic number.

It is an amenable number.

2749519356 is an abundant number, since it is smaller than the sum of its proper divisors (3666025836).

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

2749519356 is a wasteful number, since it uses less digits than its factorization.

2749519356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229126620 (or 229126618 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 51.

The square root of 2749519356 is about 52435.8594475193. The cubic root of 2749519356 is about 1400.9380373360.

The spelling of 2749519356 in words is "two billion, seven hundred forty-nine million, five hundred nineteen thousand, three hundred fifty-six".