144450774417776 has 80 divisors (see below), whose sum is σ = 284481584647200. Its totient is φ = 71039473680384.

The previous prime is 144450774417739. The next prime is 144450774417811. The reversal of 144450774417776 is 677714477054441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8147702480 + ... + 8147720208.

It is an arithmetic number, because the mean of its divisors is an integer number (3556019808090).

Almost surely, 2^{144450774417776} is an apocalyptic number.

144450774417776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144450774417776 is a deficient number, since it is larger than the sum of its proper divisors (140030810229424).

144450774417776 is a wasteful number, since it uses less digits than its factorization.

144450774417776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28906 (or 28900 counting only the distinct ones).

The product of its (nonzero) digits is 516311040, while the sum is 68.

The spelling of 144450774417776 in words is "one hundred forty-four trillion, four hundred fifty billion, seven hundred seventy-four million, four hundred seventeen thousand, seven hundred seventy-six".