233148244521 has 16 divisors (see below), whose sum is σ = 313027839936. Its totient is φ = 154354157376.

The previous prime is 233148244463. The next prime is 233148244583. The reversal of 233148244521 is 125442841332.

233148244521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233148244521 - 2²⁵ = 233114690089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233148244521.

It is not an unprimeable number, because it can be changed into a prime (233148284521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219870 + ... + 717383.

It is an arithmetic number, because the mean of its divisors is an integer number (19564239996).

Almost surely, 2^233148244521 is an apocalyptic number.

It is an amenable number.

233148244521 is a deficient number, since it is larger than the sum of its proper divisors (79879595415).

233148244521 is a wasteful number, since it uses less digits than its factorization.

233148244521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937832.

The product of its digits is 184320, while the sum is 39.

The spelling of 233148244521 in words is "two hundred thirty-three billion, one hundred forty-eight million, two hundred forty-four thousand, five hundred twenty-one".