505058386992 has 320 divisors, whose sum is σ = 1530416332800. Its totient is φ = 142540231680.

The previous prime is 505058386919. The next prime is 505058387033. The reversal of 505058386992 is 299683850505.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18844033 + ... + 18870815.

It is an arithmetic number, because the mean of its divisors is an integer number (4782551040).

Almost surely, 2^505058386992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505058386992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (765208166400).

505058386992 is an abundant number, since it is smaller than the sum of its proper divisors (1025357945808).

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

505058386992 is a wasteful number, since it uses less digits than its factorization.

505058386992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26896 (or 26890 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 60.

The spelling of 505058386992 in words is "five hundred five billion, fifty-eight million, three hundred eighty-six thousand, nine hundred ninety-two".