144444587146 has 8 divisors (see below), whose sum is σ = 216821757600. Its totient is φ = 72170667948.

The previous prime is 144444587113. The next prime is 144444587171. The reversal of 144444587146 is 641785444441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 144444587093 and 144444587102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25809316 + ... + 25814911.

It is an arithmetic number, because the mean of its divisors is an integer number (27102719700).

Almost surely, 2^144444587146 is an apocalyptic number.

144444587146 is a deficient number, since it is larger than the sum of its proper divisors (72377170454).

144444587146 is a wasteful number, since it uses less digits than its factorization.

144444587146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51625628.

The product of its digits is 6881280, while the sum is 52.

The spelling of 144444587146 in words is "one hundred forty-four billion, four hundred forty-four million, five hundred eighty-seven thousand, one hundred forty-six".