20325572907 has 8 divisors (see below), whose sum is σ = 27443811840. Its totient is φ = 13378857960.

The previous prime is 20325572899. The next prime is 20325572977. The reversal of 20325572907 is 70927552302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20325572907 - 2³ = 20325572899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20325572977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42880719 + ... + 42881192.

It is an arithmetic number, because the mean of its divisors is an integer number (3430476480).

Almost surely, 2^20325572907 is an apocalyptic number.

20325572907 is a deficient number, since it is larger than the sum of its proper divisors (7118238933).

20325572907 is an equidigital number, since it uses as much as digits as its factorization.

20325572907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85761993.

The product of its (nonzero) digits is 264600, while the sum is 42.

The spelling of 20325572907 in words is "twenty billion, three hundred twenty-five million, five hundred seventy-two thousand, nine hundred seven".