2774073745 has 4 divisors (see below), whose sum is σ = 3328888500. Its totient is φ = 2219258992.

The previous prime is 2774073721. The next prime is 2774073751. The reversal of 2774073745 is 5473704772.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 803779201 + 1970294544 = 28351^2 + 44388^2 .

It is a cyclic number.

It is not a de Polignac number, because 2774073745 - 2⁵ = 2774073713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2774073695 and 2774073704.

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, 277407370 + ... + 277407379.

It is an arithmetic number, because the mean of its divisors is an integer number (832222125).

Almost surely, 2^2774073745 is an apocalyptic number.

It is an amenable number.

2774073745 is a deficient number, since it is larger than the sum of its proper divisors (554814755).

2774073745 is an equidigital number, since it uses as much as digits as its factorization.

2774073745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554814754.

The product of its (nonzero) digits is 1152480, while the sum is 46.

The square root of 2774073745 is about 52669.4764071184. The cubic root of 2774073745 is about 1405.0960104601.

The spelling of 2774073745 in words is "two billion, seven hundred seventy-four million, seventy-three thousand, seven hundred forty-five".