20550325023 has 32 divisors (see below), whose sum is σ = 31011633920. Its totient is φ = 13446686880.

The previous prime is 20550325021. The next prime is 20550325027. The reversal of 20550325023 is 32052305502.

It is not a de Polignac number, because 20550325023 - 2¹ = 20550325021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20550325021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 480588 + ... + 521598.

It is an arithmetic number, because the mean of its divisors is an integer number (969113560).

Almost surely, 2^20550325023 is an apocalyptic number.

20550325023 is a deficient number, since it is larger than the sum of its proper divisors (10461308897).

20550325023 is a wasteful number, since it uses less digits than its factorization.

20550325023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41364 (or 41358 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The spelling of 20550325023 in words is "twenty billion, five hundred fifty million, three hundred twenty-five thousand, twenty-three".