420202660246 has 4 divisors (see below), whose sum is σ = 630303990372. Its totient is φ = 210101330122.

The previous prime is 420202660201. The next prime is 420202660247. The reversal of 420202660246 is 642066202024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420202660247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050665060 + ... + 105050665063.

It is an arithmetic number, because the mean of its divisors is an integer number (157575997593).

Almost surely, 2^420202660246 is an apocalyptic number.

420202660246 is a deficient number, since it is larger than the sum of its proper divisors (210101330126).

420202660246 is a wasteful number, since it uses less digits than its factorization.

420202660246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210101330125.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 420202660246 in words is "four hundred twenty billion, two hundred two million, six hundred sixty thousand, two hundred forty-six".