420222440016 has 30 divisors (see below), whose sum is σ = 1176039190170. Its totient is φ = 140074146624.

The previous prime is 420222439957. The next prime is 420222440021. The reversal of 420222440016 is 610044222024.

420222440016 is a `hidden beast` number, since 4 + 20 + 2 + 224 + 400 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 242560190016 + 177662250000 = 492504^2 + 421500^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1459105551 + ... + 1459105838.

It is an arithmetic number, because the mean of its divisors is an integer number (39201306339).

Almost surely, 2^420222440016 is an apocalyptic number.

It is an amenable number.

420222440016 is an abundant number, since it is smaller than the sum of its proper divisors (755816750154).

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

420222440016 is a wasteful number, since it uses less digits than its factorization.

420222440016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918211403 (or 2918211394 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The spelling of 420222440016 in words is "four hundred twenty billion, two hundred twenty-two million, four hundred forty thousand, sixteen".