16525867233 has 4 divisors (see below), whose sum is σ = 22034489648. Its totient is φ = 11017244820.

The previous prime is 16525867201. The next prime is 16525867243. The reversal of 16525867233 is 33276852561.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16525867233 - 2⁵ = 16525867201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16525867243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754311203 + ... + 2754311208.

It is an arithmetic number, because the mean of its divisors is an integer number (5508622412).

Almost surely, 2^16525867233 is an apocalyptic number.

It is an amenable number.

16525867233 is a deficient number, since it is larger than the sum of its proper divisors (5508622415).

16525867233 is an equidigital number, since it uses as much as digits as its factorization.

16525867233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5508622414.

The product of its digits is 1814400, while the sum is 48.

The spelling of 16525867233 in words is "sixteen billion, five hundred twenty-five million, eight hundred sixty-seven thousand, two hundred thirty-three".