478381115275 has 48 divisors (see below), whose sum is σ = 714703256064. Its totient is φ = 310535470080.

The previous prime is 478381115237. The next prime is 478381115281. The reversal of 478381115275 is 572511183874.

It is not a de Polignac number, because 478381115275 - 2⁹ = 478381114763 is a prime.

It is a super-3 number, since 3×478381115275³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 222217 + ... + 1003066.

It is an arithmetic number, because the mean of its divisors is an integer number (14889651168).

Almost surely, 2^478381115275 is an apocalyptic number.

478381115275 is a deficient number, since it is larger than the sum of its proper divisors (236322140789).

478381115275 is a wasteful number, since it uses less digits than its factorization.

478381115275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225420 (or 1225415 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 52.

The spelling of 478381115275 in words is "four hundred seventy-eight billion, three hundred eighty-one million, one hundred fifteen thousand, two hundred seventy-five".