420605708382 has 24 divisors (see below), whose sum is σ = 915093756720. Its totient is φ = 139620150720.

The previous prime is 420605708381. The next prime is 420605708417. The reversal of 420605708382 is 283807506024.

420605708382 is a `hidden beast` number, since 4 + 2 + 0 + 605 + 7 + 0 + 8 + 38 + 2 = 666.

420605708382 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420605708381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48474882 + ... + 48483557.

It is an arithmetic number, because the mean of its divisors is an integer number (38128906530).

Almost surely, 2^420605708382 is an apocalyptic number.

420605708382 is an abundant number, since it is smaller than the sum of its proper divisors (494488048338).

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

420605708382 is a wasteful number, since it uses less digits than its factorization.

420605708382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96958688 (or 96958685 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 420605708382 in words is "four hundred twenty billion, six hundred five million, seven hundred eight thousand, three hundred eighty-two".