478482268277 has 16 divisors (see below), whose sum is σ = 546451021872. Its totient is φ = 415046369280.

The previous prime is 478482268247. The next prime is 478482268279. The reversal of 478482268277 is 772862284874.

It can be written as a sum of positive squares in 8 ways, for example, as 19352704996 + 459129563281 = 139114^2 + 677591^2 .

It is a cyclic number.

It is not a de Polignac number, because 478482268277 - 2⁸ = 478482268021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478482268279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1547168 + ... + 1830489.

It is an arithmetic number, because the mean of its divisors is an integer number (34153188867).

Almost surely, 2^478482268277 is an apocalyptic number.

It is an amenable number.

478482268277 is a deficient number, since it is larger than the sum of its proper divisors (67968753595).

478482268277 is a wasteful number, since it uses less digits than its factorization.

478482268277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378328.

The product of its digits is 134873088, while the sum is 65.

The spelling of 478482268277 in words is "four hundred seventy-eight billion, four hundred eighty-two million, two hundred sixty-eight thousand, two hundred seventy-seven".