478718995 has 4 divisors (see below), whose sum is σ = 574462800. Its totient is φ = 382975192.

The previous prime is 478718951. The next prime is 478719001. The reversal of 478718995 is 599817874.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 478718995 - 2⁹ = 478718483 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47871895 + ... + 47871904.

It is an arithmetic number, because the mean of its divisors is an integer number (143615700).

Almost surely, 2^478718995 is an apocalyptic number.

478718995 is a deficient number, since it is larger than the sum of its proper divisors (95743805).

478718995 is an equidigital number, since it uses as much as digits as its factorization.

478718995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95743804.

The product of its digits is 5080320, while the sum is 58.

The square root of 478718995 is about 21879.6479633471. The cubic root of 478718995 is about 782.2763847760.

The spelling of 478718995 in words is "four hundred seventy-eight million, seven hundred eighteen thousand, nine hundred ninety-five".