144504123253222 has 4 divisors (see below), whose sum is σ = 216756184879836. Its totient is φ = 72252061626610.

The previous prime is 144504123253153. The next prime is 144504123253241. The reversal of 144504123253222 is 222352321405441.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36126030813304 + ... + 36126030813307.

It is an arithmetic number, because the mean of its divisors is an integer number (54189046219959).

Almost surely, 2^{144504123253222} is an apocalyptic number.

144504123253222 is a deficient number, since it is larger than the sum of its proper divisors (72252061626614).

144504123253222 is an equidigital number, since it uses as much as digits as its factorization.

144504123253222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72252061626613.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 144504123253222 its reverse (222352321405441), we get a palindrome (366856444658663).

The spelling of 144504123253222 in words is "one hundred forty-four trillion, five hundred four billion, one hundred twenty-three million, two hundred fifty-three thousand, two hundred twenty-two".