1016044518559 has 12 divisors (see below), whose sum is σ = 1213875497296. Its totient is φ = 833030285472.

The previous prime is 1016044518449. The next prime is 1016044518617. The reversal of 1016044518559 is 9558154406101.

It is a happy number.

It is not a de Polignac number, because 1016044518559 - 2⁷ = 1016044518431 is a prime.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016044518059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137188374 + ... + 137195779.

Almost surely, 2^{1016044518559} is an apocalyptic number.

1016044518559 is a deficient number, since it is larger than the sum of its proper divisors (197830978737).

1016044518559 is an equidigital number, since it uses as much as digits as its factorization.

1016044518559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274384206 (or 274384183 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 49.

The spelling of 1016044518559 in words is "one trillion, sixteen billion, forty-four million, five hundred eighteen thousand, five hundred fifty-nine".