20402967233 has 8 divisors (see below), whose sum is σ = 22589988960. Its totient is φ = 18271313280.

The previous prime is 20402967229. The next prime is 20402967257. The reversal of 20402967233 is 33276920402.

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

It is not a de Polignac number, because 20402967233 - 2² = 20402967229 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20402967133) 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, 13841168 + ... + 13842641.

It is an arithmetic number, because the mean of its divisors is an integer number (2823748620).

Almost surely, 2^20402967233 is an apocalyptic number.

It is an amenable number.

20402967233 is a deficient number, since it is larger than the sum of its proper divisors (2187021727).

20402967233 is a wasteful number, since it uses less digits than its factorization.

20402967233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27683887.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 20402967233 in words is "twenty billion, four hundred two million, nine hundred sixty-seven thousand, two hundred thirty-three".