420201984606 has 32 divisors (see below), whose sum is σ = 849337096608. Its totient is φ = 138586331520.

The previous prime is 420201984593. The next prime is 420201984619. The reversal of 420201984606 is 606489102024.

It is an interprime number because it is at equal distance from previous prime (420201984593) and next prime (420201984619).

It is a congruent number.

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, 768105 + ... + 1195988.

It is an arithmetic number, because the mean of its divisors is an integer number (26541784269).

Almost surely, 2^420201984606 is an apocalyptic number.

420201984606 is an abundant number, since it is smaller than the sum of its proper divisors (429135112002).

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

420201984606 is a wasteful number, since it uses less digits than its factorization.

420201984606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964476.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 420201984606 in words is "four hundred twenty billion, two hundred one million, nine hundred eighty-four thousand, six hundred six".