154223322452 has 24 divisors (see below), whose sum is σ = 271071225600. Its totient is φ = 76774523616.

The previous prime is 154223322439. The next prime is 154223322457. The reversal of 154223322452 is 254223322451.

154223322452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154223322457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6516713 + ... + 6540335.

It is an arithmetic number, because the mean of its divisors is an integer number (11294634400).

Almost surely, 2^154223322452 is an apocalyptic number.

It is an amenable number.

154223322452 is a deficient number, since it is larger than the sum of its proper divisors (116847903148).

154223322452 is a wasteful number, since it uses less digits than its factorization.

154223322452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30695 (or 30693 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

Subtracting 154223322452 from its reverse (254223322451), we obtain a palindrome (99999999999).

The spelling of 154223322452 in words is "one hundred fifty-four billion, two hundred twenty-three million, three hundred twenty-two thousand, four hundred fifty-two".