420730663011 has 4 divisors (see below), whose sum is σ = 560974217352. Its totient is φ = 280487108672.

The previous prime is 420730662991. The next prime is 420730663079. The reversal of 420730663011 is 110366037024.

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

It is a cyclic number.

It is not a de Polignac number, because 420730663011 - 2⁷ = 420730662883 is a prime.

It is a super-2 number, since 2×420730663011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (420730663711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70121777166 + ... + 70121777171.

It is an arithmetic number, because the mean of its divisors is an integer number (140243554338).

Almost surely, 2^420730663011 is an apocalyptic number.

420730663011 is a deficient number, since it is larger than the sum of its proper divisors (140243554341).

420730663011 is a wasteful number, since it uses less digits than its factorization.

420730663011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140243554340.

The product of its (nonzero) digits is 18144, while the sum is 33.

The spelling of 420730663011 in words is "four hundred twenty billion, seven hundred thirty million, six hundred sixty-three thousand, eleven".