2745066785 has 8 divisors (see below), whose sum is σ = 3297670080. Its totient is φ = 2193660144.

The previous prime is 2745066769. The next prime is 2745066787. The reversal of 2745066785 is 5876605472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2745066785 - 2⁴ = 2745066769 is a prime.

It is a super-2 number, since 2×2745066785² = 15070783308220472450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2745066787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294107 + ... + 303296.

It is an arithmetic number, because the mean of its divisors is an integer number (412208760).

Almost surely, 2^2745066785 is an apocalyptic number.

It is an amenable number.

2745066785 is a deficient number, since it is larger than the sum of its proper divisors (552603295).

2745066785 is an equidigital number, since it uses as much as digits as its factorization.

2745066785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598327.

The product of its (nonzero) digits is 2822400, while the sum is 50.

The square root of 2745066785 is about 52393.3849355050. The cubic root of 2745066785 is about 1400.1814025145.

The spelling of 2745066785 in words is "two billion, seven hundred forty-five million, sixty-six thousand, seven hundred eighty-five".