478496853 has 24 divisors (see below), whose sum is σ = 722275008. Its totient is φ = 304679232.

The previous prime is 478496833. The next prime is 478496867. The reversal of 478496853 is 358694874.

478496853 is a `hidden beast` number, since 4 + 78 + 496 + 85 + 3 = 666.

It is not a de Polignac number, because 478496853 - 2⁶ = 478496789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 478496853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478496813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192726 + ... + 195192.

It is an arithmetic number, because the mean of its divisors is an integer number (30094792).

Almost surely, 2^478496853 is an apocalyptic number.

It is an amenable number.

478496853 is a deficient number, since it is larger than the sum of its proper divisors (243778155).

478496853 is a wasteful number, since it uses less digits than its factorization.

478496853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433 (or 3430 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 478496853 is about 21874.5709215061. The cubic root of 478496853 is about 782.1553650485.

The spelling of 478496853 in words is "four hundred seventy-eight million, four hundred ninety-six thousand, eight hundred fifty-three".