479538317850 has 48 divisors (see below), whose sum is σ = 1189378264800. Its totient is φ = 127863633600.

The previous prime is 479538317809. The next prime is 479538317861. The reversal of 479538317850 is 58713835974.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1331685 + ... + 1653015.

It is an arithmetic number, because the mean of its divisors is an integer number (24778713850).

Almost surely, 2^479538317850 is an apocalyptic number.

479538317850 is an abundant number, since it is smaller than the sum of its proper divisors (709839946950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

479538317850 is a wasteful number, since it uses less digits than its factorization.

479538317850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331295 (or 331290 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 479538317850 in words is "four hundred seventy-nine billion, five hundred thirty-eight million, three hundred seventeen thousand, eight hundred fifty".