16265230533 has 24 divisors (see below), whose sum is σ = 23907374400. Its totient is φ = 10654412544.

The previous prime is 16265230519. The next prime is 16265230543. The reversal of 16265230533 is 33503256261.

16265230533 is a `hidden beast` number, since 1 + 62 + 65 + 2 + 3 + 0 + 533 = 666.

It is not a de Polignac number, because 16265230533 - 2⁶ = 16265230469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16265230543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54328 + ... + 188366.

It is an arithmetic number, because the mean of its divisors is an integer number (996140600).

Almost surely, 2^16265230533 is an apocalyptic number.

It is an amenable number.

16265230533 is a deficient number, since it is larger than the sum of its proper divisors (7642143867).

16265230533 is a wasteful number, since it uses less digits than its factorization.

16265230533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134281 (or 134278 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 16265230533 its reverse (33503256261), we get a palindrome (49768486794).

The spelling of 16265230533 in words is "sixteen billion, two hundred sixty-five million, two hundred thirty thousand, five hundred thirty-three".