233155830872 has 16 divisors (see below), whose sum is σ = 437186565240. Its totient is φ = 116572746816.

The previous prime is 233155830863. The next prime is 233155830883. The reversal of 233155830872 is 278038551332.

It is a happy number.

It is a super-2 number, since 2×233155830872² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450893 + ... + 818300.

Almost surely, 2^233155830872 is an apocalyptic number.

It is an amenable number.

233155830872 is a deficient number, since it is larger than the sum of its proper divisors (204030734368).

233155830872 is a wasteful number, since it uses less digits than its factorization.

233155830872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292162 (or 1292158 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 233155830872 in words is "two hundred thirty-three billion, one hundred fifty-five million, eight hundred thirty thousand, eight hundred seventy-two".