36043232421 has 16 divisors (see below), whose sum is σ = 55150924928. Its totient is φ = 20510668800.

The previous prime is 36043232369. The next prime is 36043232441. The reversal of 36043232421 is 12423234063.

It is not a de Polignac number, because 36043232421 - 2¹⁴ = 36043216037 is a prime.

It is a super-2 number, since 2×36043232421² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36043232441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3555820 + ... + 3565941.

It is an arithmetic number, because the mean of its divisors is an integer number (3446932808).

Almost surely, 2^36043232421 is an apocalyptic number.

It is an amenable number.

36043232421 is a deficient number, since it is larger than the sum of its proper divisors (19107692507).

36043232421 is a wasteful number, since it uses less digits than its factorization.

36043232421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122012.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 36043232421 its reverse (12423234063), we get a palindrome (48466466484).

The spelling of 36043232421 in words is "thirty-six billion, forty-three million, two hundred thirty-two thousand, four hundred twenty-one".