32230724738521 has 3 divisors (see below), whose sum is σ = 32230730415733. Its totient is φ = 32230719061310.

The previous prime is 32230724738519. The next prime is 32230724738539. The reversal of 32230724738521 is 12583742703223.

The square root of 32230724738521 is 5677211.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 32230724738521 - 2¹ = 32230724738519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32230724738321) 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 2 ways as a sum of consecutive naturals, for example, 2838606 + ... + 8515816.

Almost surely, 2^{32230724738521} is an apocalyptic number.

32230724738521 is the 5677211-st square number.

32230724738521 is the 2838606-th centered octagonal number.

It is an amenable number.

32230724738521 is a deficient number, since it is larger than the sum of its proper divisors (5677212).

32230724738521 is an frugal number, since it uses more digits than its factorization.

32230724738521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11354422 (or 5677211 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 32230724738521 in words is "thirty-two trillion, two hundred thirty billion, seven hundred twenty-four million, seven hundred thirty-eight thousand, five hundred twenty-one".