32802073921 has 4 divisors (see below), whose sum is σ = 34228251072. Its totient is φ = 31375896772.

The previous prime is 32802073907. The next prime is 32802073939. The reversal of 32802073921 is 12937020823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32802073921 - 2¹¹ = 32802071873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32802073961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713088541 + ... + 713088586.

It is an arithmetic number, because the mean of its divisors is an integer number (8557062768).

Almost surely, 2^32802073921 is an apocalyptic number.

It is an amenable number.

32802073921 is a deficient number, since it is larger than the sum of its proper divisors (1426177151).

32802073921 is a wasteful number, since it uses less digits than its factorization.

32802073921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426177150.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 32802073921 in words is "thirty-two billion, eight hundred two million, seventy-three thousand, nine hundred twenty-one".