4784778774874 has 24 divisors (see below), whose sum is σ = 8373725111700. Its totient is φ = 2044534536576.

The previous prime is 4784778774859. The next prime is 4784778774991.

4784778774874 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 4743139515625 + 41639259249 = 2177875^2 + 204057^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72406549 + ... + 72472600.

Almost surely, 2^{4784778774874} is an apocalyptic number.

4784778774874 is a deficient number, since it is larger than the sum of its proper divisors (3588946336826).

4784778774874 is a wasteful number, since it uses less digits than its factorization.

4784778774874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144879502 (or 144879495 counting only the distinct ones).

The product of its digits is 15420489728, while the sum is 82.

The spelling of 4784778774874 in words is "four trillion, seven hundred eighty-four billion, seven hundred seventy-eight million, seven hundred seventy-four thousand, eight hundred seventy-four".