36432564421 has 8 divisors (see below), whose sum is σ = 39757816800. Its totient is φ = 33109512240.

The previous prime is 36432564347. The next prime is 36432564431. The reversal of 36432564421 is 12446523463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36432564421 - 2¹⁹ = 36432040133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36432564431) 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 7 ways as a sum of consecutive naturals, for example, 515326 + ... + 581743.

It is an arithmetic number, because the mean of its divisors is an integer number (4969727100).

Almost surely, 2^36432564421 is an apocalyptic number.

It is an amenable number.

36432564421 is a deficient number, since it is larger than the sum of its proper divisors (3325252379).

36432564421 is a wasteful number, since it uses less digits than its factorization.

36432564421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100099.

The product of its digits is 414720, while the sum is 40.

The spelling of 36432564421 in words is "thirty-six billion, four hundred thirty-two million, five hundred sixty-four thousand, four hundred twenty-one".