420435163246 has 24 divisors (see below), whose sum is σ = 733671136080. Its totient is φ = 180173068992.

The previous prime is 420435163223. The next prime is 420435163249. The reversal of 420435163246 is 642361534024.

It is a junction number, because it is equal to n+sod(n) for n = 420435163199 and 420435163208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420435163249) 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, 1222375 + ... + 1528093.

It is an arithmetic number, because the mean of its divisors is an integer number (30569630670).

Almost surely, 2^420435163246 is an apocalyptic number.

420435163246 is a deficient number, since it is larger than the sum of its proper divisors (313235972834).

420435163246 is a wasteful number, since it uses less digits than its factorization.

420435163246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319768 (or 319761 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 420435163246 in words is "four hundred twenty billion, four hundred thirty-five million, one hundred sixty-three thousand, two hundred forty-six".