420222435556 has 48 divisors (see below), whose sum is σ = 916996574592. Its totient is φ = 163696665600.

The previous prime is 420222435517. The next prime is 420222435601. The reversal of 420222435556 is 655534222024.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1863636 + ... + 2076916.

It is an arithmetic number, because the mean of its divisors is an integer number (19104095304).

Almost surely, 2^420222435556 is an apocalyptic number.

It is an amenable number.

420222435556 is an abundant number, since it is smaller than the sum of its proper divisors (496774139036).

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

420222435556 is a wasteful number, since it uses less digits than its factorization.

420222435556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219700 (or 219698 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 420222435556 in words is "four hundred twenty billion, two hundred twenty-two million, four hundred thirty-five thousand, five hundred fifty-six".