478699055 has 8 divisors (see below), whose sum is σ = 592969344. Its totient is φ = 370605600.

The previous prime is 478699051. The next prime is 478699057. The reversal of 478699055 is 550996874.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 478699055 - 2² = 478699051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 478698988 and 478699006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478699051) 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, 1544036 + ... + 1544345.

It is an arithmetic number, because the mean of its divisors is an integer number (74121168).

Almost surely, 2^478699055 is an apocalyptic number.

478699055 is a deficient number, since it is larger than the sum of its proper divisors (114270289).

478699055 is a wasteful number, since it uses less digits than its factorization.

478699055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088417.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The square root of 478699055 is about 21879.1922839944. The cubic root of 478699055 is about 782.2655232840.

The spelling of 478699055 in words is "four hundred seventy-eight million, six hundred ninety-nine thousand, fifty-five".