2740766445 has 24 divisors (see below), whose sum is σ = 4758409656. Its totient is φ = 1459358208.

The previous prime is 2740766407. The next prime is 2740766459. The reversal of 2740766445 is 5446670472.

It can be written as a sum of positive squares in 4 ways, for example, as 222934761 + 2517831684 = 14931^2 + 50178^2 .

It is not a de Polignac number, because 2740766445 - 2⁹ = 2740765933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2740766445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21592 + ... + 77121.

It is an arithmetic number, because the mean of its divisors is an integer number (198267069).

Almost surely, 2^2740766445 is an apocalyptic number.

It is an amenable number.

2740766445 is a deficient number, since it is larger than the sum of its proper divisors (2017643211).

2740766445 is a wasteful number, since it uses less digits than its factorization.

2740766445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99341 (or 99338 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The square root of 2740766445 is about 52352.3298908463. The cubic root of 2740766445 is about 1399.4498595268.

The spelling of 2740766445 in words is "two billion, seven hundred forty million, seven hundred sixty-six thousand, four hundred forty-five".