154425134244001 has 4 divisors (see below), whose sum is σ = 154710578115604. Its totient is φ = 154139690372400.

The previous prime is 154425134243951. The next prime is 154425134244049. The reversal of 154425134244001 is 100442431524451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109523006424976 + 44902127819025 = 10465324^2 + 6700905^2 .

It is a cyclic number.

It is not a de Polignac number, because 154425134244001 - 2⁷ = 154425134243873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154425134244701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142721934990 + ... + 142721936071.

It is an arithmetic number, because the mean of its divisors is an integer number (38677644528901).

Almost surely, 2^{154425134244001} is an apocalyptic number.

It is an amenable number.

154425134244001 is a deficient number, since it is larger than the sum of its proper divisors (285443871603).

154425134244001 is an equidigital number, since it uses as much as digits as its factorization.

154425134244001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285443871602.

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 154425134244001 its reverse (100442431524451), we get a palindrome (254867565768452).

The spelling of 154425134244001 in words is "one hundred fifty-four trillion, four hundred twenty-five billion, one hundred thirty-four million, two hundred forty-four thousand, one".