421045795611 has 18 divisors (see below), whose sum is σ = 707471507652. Its totient is φ = 240597597240.

The previous prime is 421045795481. The next prime is 421045795649. The reversal of 421045795611 is 116597540124.

421045795611 is a `hidden beast` number, since 4 + 2 + 10 + 4 + 5 + 79 + 561 + 1 = 666.

It is not a de Polignac number, because 421045795611 - 2¹⁹ = 421045271323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421045795411) 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 17 ways as a sum of consecutive naturals, for example, 477375745 + ... + 477376626.

Almost surely, 2^421045795611 is an apocalyptic number.

421045795611 is a deficient number, since it is larger than the sum of its proper divisors (286425712041).

421045795611 is a wasteful number, since it uses less digits than its factorization.

421045795611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954752391 (or 954752381 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 421045795611 in words is "four hundred twenty-one billion, forty-five million, seven hundred ninety-five thousand, six hundred eleven".