420425535212 has 48 divisors (see below), whose sum is σ = 820664460000. Its totient is φ = 187288141824.

The previous prime is 420425535203. The next prime is 420425535241. The reversal of 420425535212 is 212535524024.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1539164 + ... + 1791612.

It is an arithmetic number, because the mean of its divisors is an integer number (17097176250).

Almost surely, 2^420425535212 is an apocalyptic number.

It is an amenable number.

420425535212 is a deficient number, since it is larger than the sum of its proper divisors (400238924788).

420425535212 is a wasteful number, since it uses less digits than its factorization.

420425535212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253778 (or 253776 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 420425535212 in words is "four hundred twenty billion, four hundred twenty-five million, five hundred thirty-five thousand, two hundred twelve".