36336611421 has 20 divisors (see below), whose sum is σ = 59215220064. Its totient is φ = 22022188200.

The previous prime is 36336611383. The next prime is 36336611431. The reversal of 36336611421 is 12411663363.

36336611421 is a `hidden beast` number, since 3 + 6 + 3 + 36 + 611 + 4 + 2 + 1 = 666.

36336611421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36336611421 - 2²⁵ = 36303056989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36336611431) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20390025 + ... + 20391806.

Almost surely, 2^36336611421 is an apocalyptic number.

It is an amenable number.

36336611421 is a deficient number, since it is larger than the sum of its proper divisors (22878608643).

36336611421 is a wasteful number, since it uses less digits than its factorization.

36336611421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40781854 (or 40781845 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The spelling of 36336611421 in words is "thirty-six billion, three hundred thirty-six million, six hundred eleven thousand, four hundred twenty-one".