20329488273 has 32 divisors (see below), whose sum is σ = 30314332800. Its totient is φ = 12061840896.

The previous prime is 20329488269. The next prime is 20329488299. The reversal of 20329488273 is 37288492302.

It is not a de Polignac number, because 20329488273 - 2² = 20329488269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20329488973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105036 + ... + 227357.

It is an arithmetic number, because the mean of its divisors is an integer number (947322900).

Almost surely, 2^20329488273 is an apocalyptic number.

It is an amenable number.

20329488273 is a deficient number, since it is larger than the sum of its proper divisors (9984844527).

20329488273 is a wasteful number, since it uses less digits than its factorization.

20329488273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332481.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 20329488273 in words is "twenty billion, three hundred twenty-nine million, four hundred eighty-eight thousand, two hundred seventy-three".