478562881908 has 24 divisors (see below), whose sum is σ = 1116763298560. Its totient is φ = 159504307200.

The previous prime is 478562881897. The next prime is 478562881931. The reversal of 478562881908 is 809188265874.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1961668 + ... + 2192091.

Almost surely, 2^478562881908 is an apocalyptic number.

It is an amenable number.

478562881908 is an abundant number, since it is smaller than the sum of its proper divisors (638200416652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478562881908 is a wasteful number, since it uses less digits than its factorization.

478562881908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163367 (or 4163365 counting only the distinct ones).

The product of its (nonzero) digits is 61931520, while the sum is 66.

The spelling of 478562881908 in words is "four hundred seventy-eight billion, five hundred sixty-two million, eight hundred eighty-one thousand, nine hundred eight".