32243513055021 has 16 divisors (see below), whose sum is σ = 47773632678720. Its totient is φ = 21493216034640.

The previous prime is 32243513055007. The next prime is 32243513055053. The reversal of 32243513055021 is 12055031534223.

32243513055021 is a `hidden beast` number, since 3 + 2 + 2 + 4 + 3 + 51 + 30 + 550 + 21 = 666.

It is not a de Polignac number, because 32243513055021 - 2¹⁷ = 32243512923949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32243513055121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68074495 + ... + 68546508.

It is an arithmetic number, because the mean of its divisors is an integer number (2985852042420).

Almost surely, 2^{32243513055021} is an apocalyptic number.

It is an amenable number.

32243513055021 is a deficient number, since it is larger than the sum of its proper divisors (15530119623699).

32243513055021 is a wasteful number, since it uses less digits than its factorization.

32243513055021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136629753 (or 136629747 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 32243513055021 its reverse (12055031534223), we get a palindrome (44298544589244).

The spelling of 32243513055021 in words is "thirty-two trillion, two hundred forty-three billion, five hundred thirteen million, fifty-five thousand, twenty-one".