144821111438282 has 16 divisors (see below), whose sum is σ = 232205217918912. Its totient is φ = 67572947011680.

The previous prime is 144821111438251. The next prime is 144821111438291. The reversal of 144821111438282 is 282834111128441.

It is a super-2 number, since 2×144821111438282² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144821111438282.

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, 38393718008 + ... + 38393721779.

It is an arithmetic number, because the mean of its divisors is an integer number (14512826119932).

Almost surely, 2^{144821111438282} is an apocalyptic number.

144821111438282 is a deficient number, since it is larger than the sum of its proper divisors (87384106480630).

144821111438282 is a wasteful number, since it uses less digits than its factorization.

144821111438282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76787439853.

The product of its digits is 786432, while the sum is 50.

The spelling of 144821111438282 in words is "one hundred forty-four trillion, eight hundred twenty-one billion, one hundred eleven million, four hundred thirty-eight thousand, two hundred eighty-two".