233434453551 has 16 divisors (see below), whose sum is σ = 335199156096. Its totient is φ = 143647161696.

The previous prime is 233434453489. The next prime is 233434453559. The reversal of 233434453551 is 155354434332.

It is not a de Polignac number, because 233434453551 - 2⁶ = 233434453487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233434453559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342456 + ... + 1506338.

It is an arithmetic number, because the mean of its divisors is an integer number (20949947256).

Almost surely, 2^233434453551 is an apocalyptic number.

233434453551 is a deficient number, since it is larger than the sum of its proper divisors (101764702545).

233434453551 is a wasteful number, since it uses less digits than its factorization.

233434453551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200422.

The product of its digits is 1296000, while the sum is 42.

Adding to 233434453551 its reverse (155354434332), we get a palindrome (388788887883).

The spelling of 233434453551 in words is "two hundred thirty-three billion, four hundred thirty-four million, four hundred fifty-three thousand, five hundred fifty-one".