144522073777 has 8 divisors (see below), whose sum is σ = 144900798912. Its totient is φ = 144143823600.

The previous prime is 144522073697. The next prime is 144522073783. The reversal of 144522073777 is 777370225441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144522073777 is a prime.

It is a super-3 number, since 3×144522073777³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144522073777.

It is not an unprimeable number, because it can be changed into a prime (144522071777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494763 + ... + 730639.

It is an arithmetic number, because the mean of its divisors is an integer number (18112599864).

Almost surely, 2^144522073777 is an apocalyptic number.

It is an amenable number.

144522073777 is a deficient number, since it is larger than the sum of its proper divisors (378725135).

144522073777 is an equidigital number, since it uses as much as digits as its factorization.

144522073777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237479.

The product of its (nonzero) digits is 2304960, while the sum is 49.

The spelling of 144522073777 in words is "one hundred forty-four billion, five hundred twenty-two million, seventy-three thousand, seven hundred seventy-seven".