16256526233 has 4 divisors (see below), whose sum is σ = 17212792500. Its totient is φ = 15300259968.

The previous prime is 16256526229. The next prime is 16256526361. The reversal of 16256526233 is 33262565261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10906042624 + 5350483609 = 104432^2 + 73147^2 .

It is a cyclic number.

It is not a de Polignac number, because 16256526233 - 2² = 16256526229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16256526833) 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, 478133108 + ... + 478133141.

It is an arithmetic number, because the mean of its divisors is an integer number (4303198125).

Almost surely, 2^16256526233 is an apocalyptic number.

It is an amenable number.

16256526233 is a deficient number, since it is larger than the sum of its proper divisors (956266267).

16256526233 is an equidigital number, since it uses as much as digits as its factorization.

16256526233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956266266.

The product of its digits is 388800, while the sum is 41.

The spelling of 16256526233 in words is "sixteen billion, two hundred fifty-six million, five hundred twenty-six thousand, two hundred thirty-three".