7472774772747 has 24 divisors (see below), whose sum is σ = 11263476966144. Its totient is φ = 4765178184624.

The previous prime is 7472774772719. The next prime is 7472774772767.

7472774772747 is a `hidden beast` number, since 7 + 47 + 2 + 77 + 477 + 2 + 7 + 47 = 666.

7472774772747 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7472774772747 - 2²⁴ = 7472757995531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7472774772767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16553178 + ... + 16998624.

It is an arithmetic number, because the mean of its divisors is an integer number (469311540256).

Almost surely, 2^{7472774772747} is an apocalyptic number.

7472774772747 is a deficient number, since it is larger than the sum of its proper divisors (3790702193397).

7472774772747 is a wasteful number, since it uses less digits than its factorization.

7472774772747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526519 (or 526516 counting only the distinct ones).

The product of its digits is 1475789056, while the sum is 72.

The spelling of 7472774772747 in words is "seven trillion, four hundred seventy-two billion, seven hundred seventy-four million, seven hundred seventy-two thousand, seven hundred forty-seven".