145543234401 has 16 divisors (see below), whose sum is σ = 218573302720. Its totient is φ = 95699659680.

The previous prime is 145543234387. The next prime is 145543234429. The reversal of 145543234401 is 104432345541.

145543234401 is a `hidden beast` number, since 1 + 4 + 554 + 32 + 34 + 40 + 1 = 666.

It is not a de Polignac number, because 145543234401 - 2¹⁰ = 145543233377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145543234901) 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, 36919195 + ... + 36923136.

It is an arithmetic number, because the mean of its divisors is an integer number (13660831420).

Almost surely, 2^145543234401 is an apocalyptic number.

It is an amenable number.

145543234401 is a deficient number, since it is larger than the sum of its proper divisors (73030068319).

145543234401 is an equidigital number, since it uses as much as digits as its factorization.

145543234401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73842413 (or 73842407 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 145543234401 its reverse (104432345541), we get a palindrome (249975579942).

The spelling of 145543234401 in words is "one hundred forty-five billion, five hundred forty-three million, two hundred thirty-four thousand, four hundred one".