144556225616 has 40 divisors (see below), whose sum is σ = 305670682848. Its totient is φ = 65679120000.

The previous prime is 144556225591. The next prime is 144556225699. The reversal of 144556225616 is 616522655441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236591 + ... + 587441.

Almost surely, 2^144556225616 is an apocalyptic number.

144556225616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144556225616 is an abundant number, since it is smaller than the sum of its proper divisors (161114457232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144556225616 is a wasteful number, since it uses less digits than its factorization.

144556225616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353211 (or 353205 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 47.

The spelling of 144556225616 in words is "one hundred forty-four billion, five hundred fifty-six million, two hundred twenty-five thousand, six hundred sixteen".