20232553433 has 8 divisors (see below), whose sum is σ = 20729877000. Its totient is φ = 19735413120.

The previous prime is 20232553421. The next prime is 20232553441. The reversal of 20232553433 is 33435523202.

It can be written as a sum of positive squares in 4 ways, for example, as 71961289 + 20160592144 = 8483^2 + 141988^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 20232553433 - 2⁸ = 20232553177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20232553433.

It is not an unprimeable number, because it can be changed into a prime (20232553333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192791 + ... + 278627.

It is an arithmetic number, because the mean of its divisors is an integer number (2591234625).

Almost surely, 2^20232553433 is an apocalyptic number.

It is an amenable number.

20232553433 is a deficient number, since it is larger than the sum of its proper divisors (497323567).

20232553433 is an equidigital number, since it uses as much as digits as its factorization.

20232553433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91627.

The product of its (nonzero) digits is 64800, while the sum is 32.

The spelling of 20232553433 in words is "twenty billion, two hundred thirty-two million, five hundred fifty-three thousand, four hundred thirty-three".