420533504034 has 16 divisors (see below), whose sum is σ = 961219437888. Its totient is φ = 120152429712.

The previous prime is 420533504003. The next prime is 420533504081. The reversal of 420533504034 is 430405335024.

It is a happy number.

It is a super-2 number, since 2×420533504034² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 420533503986 and 420533504004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5006351197 + ... + 5006351280.

It is an arithmetic number, because the mean of its divisors is an integer number (60076214868).

Almost surely, 2^420533504034 is an apocalyptic number.

420533504034 is an abundant number, since it is smaller than the sum of its proper divisors (540685933854).

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

420533504034 is a wasteful number, since it uses less digits than its factorization.

420533504034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012702489.

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 420533504034 its reverse (430405335024), we get a palindrome (850938839058).

The spelling of 420533504034 in words is "four hundred twenty billion, five hundred thirty-three million, five hundred four thousand, thirty-four".