232445220323553 has 48 divisors (see below), whose sum is σ = 361671077314560. Its totient is φ = 143437642840800.

The previous prime is 232445220323489. The next prime is 232445220323587. The reversal of 232445220323553 is 355323022544232.

232445220323553 is a `hidden beast` number, since 2 + 3 + 2 + 4 + 4 + 52 + 20 + 3 + 23 + 553 = 666.

It is not a de Polignac number, because 232445220323553 - 2⁶ = 232445220323489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232445220323499 and 232445220323508.

It is not an unprimeable number, because it can be changed into a prime (232445220323453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 135954468 + ... + 137653578.

It is an arithmetic number, because the mean of its divisors is an integer number (7534814110720).

Almost surely, 2^{232445220323553} is an apocalyptic number.

232445220323553 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

232445220323553 is a deficient number, since it is larger than the sum of its proper divisors (129225856991007).

232445220323553 is a wasteful number, since it uses less digits than its factorization.

232445220323553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720490 (or 1720487 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 45.

Adding to 232445220323553 its reverse (355323022544232), we get a palindrome (587768242867785).

The spelling of 232445220323553 in words is "two hundred thirty-two trillion, four hundred forty-five billion, two hundred twenty million, three hundred twenty-three thousand, five hundred fifty-three".