4749776779474 has 16 divisors (see below), whose sum is σ = 7154477704440. Its totient is φ = 2364970854400.

The previous prime is 4749776779471. The next prime is 4749776779487.

It is a happy number.

4749776779474 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 4511618139249 + 238158640225 = 2124057^2 + 488015^2 .

It is not an unprimeable number, because it can be changed into a prime (4749776779471) 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, 4518019 + ... + 5469190.

Almost surely, 2^{4749776779474} is an apocalyptic number.

4749776779474 is a deficient number, since it is larger than the sum of its proper divisors (2404700924966).

4749776779474 is a wasteful number, since it uses less digits than its factorization.

4749776779474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9988205.

The product of its digits is 14637417984, while the sum is 82.

The spelling of 4749776779474 in words is "four trillion, seven hundred forty-nine billion, seven hundred seventy-six million, seven hundred seventy-nine thousand, four hundred seventy-four".