4749814945 has 8 divisors (see below), whose sum is σ = 5838797160. Its totient is φ = 3707172480.

The previous prime is 4749814933. The next prime is 4749814957. The reversal of 4749814945 is 5494189474.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4749814933) and next prime (4749814957).

It can be written as a sum of positive squares in 4 ways, for example, as 22014864 + 4727800081 = 4692^2 + 68759^2 .

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

It is not a de Polignac number, because 4749814945 - 2¹¹ = 4749812897 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11584710 + ... + 11585119.

It is an arithmetic number, because the mean of its divisors is an integer number (729849645).

Almost surely, 2^4749814945 is an apocalyptic number.

It is an amenable number.

4749814945 is a deficient number, since it is larger than the sum of its proper divisors (1088982215).

4749814945 is a wasteful number, since it uses less digits than its factorization.

4749814945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23169875.

The product of its digits is 5806080, while the sum is 55.

The square root of 4749814945 is about 68918.9012173003. The cubic root of 4749814945 is about 1680.9658732788.

The spelling of 4749814945 in words is "four billion, seven hundred forty-nine million, eight hundred fourteen thousand, nine hundred forty-five".