420593159256 has 32 divisors (see below), whose sum is σ = 1053501130800. Its totient is φ = 139928622080.

The previous prime is 420593159243. The next prime is 420593159257. The reversal of 420593159256 is 652951395024.

It is a super-2 number, since 2×420593159256² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 420593159199 and 420593159208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420593159257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16805841 + ... + 16830848.

Almost surely, 2^420593159256 is an apocalyptic number.

It is an amenable number.

420593159256 is an abundant number, since it is smaller than the sum of its proper divisors (632907971544).

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

420593159256 is a wasteful number, since it uses less digits than its factorization.

420593159256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33637219 (or 33637215 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 51.

The spelling of 420593159256 in words is "four hundred twenty billion, five hundred ninety-three million, one hundred fifty-nine thousand, two hundred fifty-six".