420587898966 has 12 divisors (see below), whose sum is σ = 911273781132. Its totient is φ = 140195966316.

The previous prime is 420587898953. The next prime is 420587899003. The reversal of 420587898966 is 669898785024.

420587898966 is a `hidden beast` number, since 420 + 58 + 7 + 8 + 98 + 9 + 66 = 666.

420587898966 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 420587898894 and 420587898903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11682997176 + ... + 11682997211.

It is an arithmetic number, because the mean of its divisors is an integer number (75939481761).

Almost surely, 2^420587898966 is an apocalyptic number.

420587898966 is an abundant number, since it is smaller than the sum of its proper divisors (490685882166).

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

420587898966 is a wasteful number, since it uses less digits than its factorization.

420587898966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23365994395 (or 23365994392 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 72.

The spelling of 420587898966 in words is "four hundred twenty billion, five hundred eighty-seven million, eight hundred ninety-eight thousand, nine hundred sixty-six".