420682304418 has 8 divisors (see below), whose sum is σ = 841364608848. Its totient is φ = 140227434804.

The previous prime is 420682304323. The next prime is 420682304443. The reversal of 420682304418 is 814403286024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

420682304418 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 420682304418.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35056858696 + ... + 35056858707.

It is an arithmetic number, because the mean of its divisors is an integer number (105170576106).

Almost surely, 2^420682304418 is an apocalyptic number.

420682304418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

420682304418 is a wasteful number, since it uses less digits than its factorization.

420682304418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70113717408.

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 420682304418 in words is "four hundred twenty billion, six hundred eighty-two million, three hundred four thousand, four hundred eighteen".