479228143895 has 8 divisors (see below), whose sum is σ = 575315313120. Its totient is φ = 383221488160.

The previous prime is 479228143879. The next prime is 479228143907. The reversal of 479228143895 is 598341822974.

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

It is not a de Polignac number, because 479228143895 - 2⁴ = 479228143879 is a prime.

It is a super-2 number, since 2×479228143895² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20115275 + ... + 20139084.

It is an arithmetic number, because the mean of its divisors is an integer number (71914414140).

Almost surely, 2^479228143895 is an apocalyptic number.

479228143895 is a deficient number, since it is larger than the sum of its proper divisors (96087169225).

479228143895 is a wasteful number, since it uses less digits than its factorization.

479228143895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40256745.

The product of its digits is 34836480, while the sum is 62.

The spelling of 479228143895 in words is "four hundred seventy-nine billion, two hundred twenty-eight million, one hundred forty-three thousand, eight hundred ninety-five".