32720718003 has 4 divisors (see below), whose sum is σ = 43627624008. Its totient is φ = 21813812000.

The previous prime is 32720717987. The next prime is 32720718029. The reversal of 32720718003 is 30081702723.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32720718003 - 2⁴ = 32720717987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32720718073) 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, 5453452998 + ... + 5453453003.

It is an arithmetic number, because the mean of its divisors is an integer number (10906906002).

Almost surely, 2^32720718003 is an apocalyptic number.

32720718003 is a deficient number, since it is larger than the sum of its proper divisors (10906906005).

32720718003 is a wasteful number, since it uses less digits than its factorization.

32720718003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10906906004.

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 32720718003 in words is "thirty-two billion, seven hundred twenty million, seven hundred eighteen thousand, three".