20592921923 has 8 divisors (see below), whose sum is σ = 24082088448. Its totient is φ = 17240585544.

The previous prime is 20592921907. The next prime is 20592921931. The reversal of 20592921923 is 32912929502.

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

It is not a de Polignac number, because 20592921923 - 2⁴ = 20592921907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20592924923) 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, 34207211 + ... + 34207812.

It is an arithmetic number, because the mean of its divisors is an integer number (3010261056).

Almost surely, 2^20592921923 is an apocalyptic number.

20592921923 is a deficient number, since it is larger than the sum of its proper divisors (3489166525).

20592921923 is an equidigital number, since it uses as much as digits as its factorization.

20592921923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68415073.

The product of its (nonzero) digits is 174960, while the sum is 44.

The spelling of 20592921923 in words is "twenty billion, five hundred ninety-two million, nine hundred twenty-one thousand, nine hundred twenty-three".