4023253455533 has 16 divisors (see below), whose sum is σ = 4508047519920. Its totient is φ = 3564984589824.

The previous prime is 4023253455499. The next prime is 4023253455547. The reversal of 4023253455533 is 3355543523204.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 141419619364 + 3881833836169 = 376058^2 + 1970237^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023253455533 - 2¹⁶ = 4023253389997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023253425533) 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, 30778016 + ... + 30908457.

It is an arithmetic number, because the mean of its divisors is an integer number (281752969995).

Almost surely, 2^{4023253455533} is an apocalyptic number.

It is an amenable number.

4023253455533 is a deficient number, since it is larger than the sum of its proper divisors (484794064387).

4023253455533 is a wasteful number, since it uses less digits than its factorization.

4023253455533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61686688.

The product of its (nonzero) digits is 3240000, while the sum is 44.

Adding to 4023253455533 its reverse (3355543523204), we get a palindrome (7378796978737).

The spelling of 4023253455533 in words is "four trillion, twenty-three billion, two hundred fifty-three million, four hundred fifty-five thousand, five hundred thirty-three".