23532445443 has 32 divisors (see below), whose sum is σ = 35221532416. Its totient is φ = 13879755648.

The previous prime is 23532445429. The next prime is 23532445451. The reversal of 23532445443 is 34454423532.

It is not a de Polignac number, because 23532445443 - 2⁴ = 23532445427 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23532445493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25021 + ... + 218382.

It is an arithmetic number, because the mean of its divisors is an integer number (1100672888).

Almost surely, 2^23532445443 is an apocalyptic number.

23532445443 is a deficient number, since it is larger than the sum of its proper divisors (11689086973).

23532445443 is a wasteful number, since it uses less digits than its factorization.

23532445443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243523.

The product of its digits is 691200, while the sum is 39.

Adding to 23532445443 its reverse (34454423532), we get a palindrome (57986868975).

The spelling of 23532445443 in words is "twenty-three billion, five hundred thirty-two million, four hundred forty-five thousand, four hundred forty-three".