472776367457 has 4 divisors (see below), whose sum is σ = 485554107156. Its totient is φ = 459998627760.

The previous prime is 472776367447. The next prime is 472776367477. The reversal of 472776367457 is 754763677274.

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 248366676496 + 224409690961 = 498364^2 + 473719^2 .

It is a cyclic number.

It is not a de Polignac number, because 472776367457 - 2⁸ = 472776367201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 472776367393 and 472776367402.

It is not an unprimeable number, because it can be changed into a prime (472776367447) 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, 6388869794 + ... + 6388869867.

It is an arithmetic number, because the mean of its divisors is an integer number (121388526789).

Almost surely, 2^472776367457 is an apocalyptic number.

It is an amenable number.

472776367457 is a deficient number, since it is larger than the sum of its proper divisors (12777739699).

472776367457 is a wasteful number, since it uses less digits than its factorization.

472776367457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12777739698.

The product of its digits is 290424960, while the sum is 65.

The spelling of 472776367457 in words is "four hundred seventy-two billion, seven hundred seventy-six million, three hundred sixty-seven thousand, four hundred fifty-seven".