144122433398 has 4 divisors (see below), whose sum is σ = 216183650100. Its totient is φ = 72061216698.

The previous prime is 144122433379. The next prime is 144122433401. The reversal of 144122433398 is 893334221441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893334221441 = 677 ⋅1319548333.

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, 36030608348 + ... + 36030608351.

It is an arithmetic number, because the mean of its divisors is an integer number (54045912525).

Almost surely, 2^144122433398 is an apocalyptic number.

144122433398 is a deficient number, since it is larger than the sum of its proper divisors (72061216702).

144122433398 is an equidigital number, since it uses as much as digits as its factorization.

144122433398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72061216701.

The product of its digits is 497664, while the sum is 44.

The spelling of 144122433398 in words is "one hundred forty-four billion, one hundred twenty-two million, four hundred thirty-three thousand, three hundred ninety-eight".