20133503473 has 8 divisors (see below), whose sum is σ = 20849941728. Its totient is φ = 19428347904.

The previous prime is 20133503471. The next prime is 20133503513. The reversal of 20133503473 is 37430533102.

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 20133503473 - 2¹ = 20133503471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133503471) 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, 2817040 + ... + 2824177.

It is an arithmetic number, because the mean of its divisors is an integer number (2606242716).

Almost surely, 2^20133503473 is an apocalyptic number.

It is an amenable number.

20133503473 is a deficient number, since it is larger than the sum of its proper divisors (716438255).

20133503473 is an equidigital number, since it uses as much as digits as its factorization.

20133503473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5641343.

The product of its (nonzero) digits is 22680, while the sum is 31.

The spelling of 20133503473 in words is "twenty billion, one hundred thirty-three million, five hundred three thousand, four hundred seventy-three".