478737226885 has 16 divisors (see below), whose sum is σ = 580986544320. Its totient is φ = 378655896960.

The previous prime is 478737226859. The next prime is 478737226939. The reversal of 478737226885 is 588622737874.

It is not a de Polignac number, because 478737226885 - 2¹³ = 478737218693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 478737226885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6604690 + ... + 6676780.

It is an arithmetic number, because the mean of its divisors is an integer number (36311659020).

Almost surely, 2^478737226885 is an apocalyptic number.

It is an amenable number.

478737226885 is a deficient number, since it is larger than the sum of its proper divisors (102249317435).

478737226885 is a wasteful number, since it uses less digits than its factorization.

478737226885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87108.

The product of its digits is 252887040, while the sum is 67.

The spelling of 478737226885 in words is "four hundred seventy-eight billion, seven hundred thirty-seven million, two hundred twenty-six thousand, eight hundred eighty-five".