478562265875 has 8 divisors (see below), whose sum is σ = 597245707968. Its totient is φ = 382849812600.

The previous prime is 478562265869. The next prime is 478562265877. The reversal of 478562265875 is 578562265874.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-478562265875 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478562265877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1914248939 + ... + 1914249188.

It is an arithmetic number, because the mean of its divisors is an integer number (74655713496).

Almost surely, 2^478562265875 is an apocalyptic number.

478562265875 is a deficient number, since it is larger than the sum of its proper divisors (118683442093).

478562265875 is an equidigital number, since it uses as much as digits as its factorization.

478562265875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828498142 (or 3828498132 counting only the distinct ones).

The product of its digits is 225792000, while the sum is 65.

Subtracting 478562265875 from its reverse (578562265874), we obtain a palindrome (99999999999).

The spelling of 478562265875 in words is "four hundred seventy-eight billion, five hundred sixty-two million, two hundred sixty-five thousand, eight hundred seventy-five".