20233471089 has 48 divisors (see below), whose sum is σ = 30805897920. Its totient is φ = 11774730240.

The previous prime is 20233471087. The next prime is 20233471091. The reversal of 20233471089 is 98017433202.

It is an interprime number because it is at equal distance from previous prime (20233471087) and next prime (20233471091).

It is not a de Polignac number, because 20233471089 - 2¹ = 20233471087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (20233471081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6481449 + ... + 6484569.

It is an arithmetic number, because the mean of its divisors is an integer number (641789540).

Almost surely, 2^20233471089 is an apocalyptic number.

It is an amenable number.

20233471089 is a deficient number, since it is larger than the sum of its proper divisors (10572426831).

20233471089 is a wasteful number, since it uses less digits than its factorization.

20233471089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842 (or 3829 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 20233471089 in words is "twenty billion, two hundred thirty-three million, four hundred seventy-one thousand, eighty-nine".