1000144116655 has 16 divisors (see below), whose sum is σ = 1202449288320. Its totient is φ = 798598581408.

The previous prime is 1000144116641. The next prime is 1000144116661. The reversal of 1000144116655 is 5566114410001.

It is a cyclic number.

It is not a de Polignac number, because 1000144116655 - 2⁹ = 1000144116143 is a prime.

It is a super-2 number, since 2×1000144116655² (a number of 25 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 1000144116655.

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, 9654564 + ... + 9757606.

It is an arithmetic number, because the mean of its divisors is an integer number (75153080520).

Almost surely, 2^{1000144116655} is an apocalyptic number.

1000144116655 is a deficient number, since it is larger than the sum of its proper divisors (202305171665).

1000144116655 is a wasteful number, since it uses less digits than its factorization.

1000144116655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106710.

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 1000144116655 its reverse (5566114410001), we get a palindrome (6566258526656).

The spelling of 1000144116655 in words is "one trillion, one hundred forty-four million, one hundred sixteen thousand, six hundred fifty-five".