4494761345 has 4 divisors (see below), whose sum is σ = 5393713620. Its totient is φ = 3595809072.

The previous prime is 4494761339. The next prime is 4494761347. The reversal of 4494761345 is 5431674944.

4494761345 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2447379841 + 2047381504 = 49471^2 + 45248^2 .

It is a cyclic number.

It is not a de Polignac number, because 4494761345 - 2²⁸ = 4226325889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4494761345.

It is not an unprimeable number, because it can be changed into a prime (4494761347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449476130 + ... + 449476139.

It is an arithmetic number, because the mean of its divisors is an integer number (1348428405).

Almost surely, 2^4494761345 is an apocalyptic number.

It is an amenable number.

4494761345 is a deficient number, since it is larger than the sum of its proper divisors (898952275).

4494761345 is an equidigital number, since it uses as much as digits as its factorization.

4494761345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898952274.

The product of its digits is 1451520, while the sum is 47.

The square root of 4494761345 is about 67042.9813254154. The cubic root of 4494761345 is about 1650.3227216930.

The spelling of 4494761345 in words is "four billion, four hundred ninety-four million, seven hundred sixty-one thousand, three hundred forty-five".