16522420233 has 32 divisors (see below), whose sum is σ = 24817351680. Its totient is φ = 9690891840.

The previous prime is 16522420223. The next prime is 16522420249. The reversal of 16522420233 is 33202422561.

It is not a de Polignac number, because 16522420233 - 2⁴ = 16522420217 is a prime.

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 16522420233.

It is not an unprimeable number, because it can be changed into a prime (16522420223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101260 + ... + 208082.

It is an arithmetic number, because the mean of its divisors is an integer number (775542240).

Almost surely, 2^16522420233 is an apocalyptic number.

It is an amenable number.

16522420233 is a deficient number, since it is larger than the sum of its proper divisors (8294931447).

16522420233 is a wasteful number, since it uses less digits than its factorization.

16522420233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106989.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 16522420233 its reverse (33202422561), we get a palindrome (49724842794).

The spelling of 16522420233 in words is "sixteen billion, five hundred twenty-two million, four hundred twenty thousand, two hundred thirty-three".