233256325601 has 4 divisors (see below), whose sum is σ = 251199119892. Its totient is φ = 215313531312.

The previous prime is 233256325543. The next prime is 233256325619. The reversal of 233256325601 is 106523652332.

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 10004800576 + 223251525025 = 100024^2 + 472495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233256325601 is a prime.

It is a super-2 number, since 2×233256325601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233256325681) 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, 8971397126 + ... + 8971397151.

It is an arithmetic number, because the mean of its divisors is an integer number (62799779973).

Almost surely, 2^233256325601 is an apocalyptic number.

It is an amenable number.

233256325601 is a deficient number, since it is larger than the sum of its proper divisors (17942794291).

233256325601 is a wasteful number, since it uses less digits than its factorization.

233256325601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17942794290.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 233256325601 its reverse (106523652332), we get a palindrome (339779977933).

The spelling of 233256325601 in words is "two hundred thirty-three billion, two hundred fifty-six million, three hundred twenty-five thousand, six hundred one".