559042660440 has 448 divisors, whose sum is σ = 2107581184800. Its totient is φ = 132216883200.

The previous prime is 559042660439. The next prime is 559042660469. The reversal of 559042660440 is 44066240955.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 13129906 + ... + 13172414.

Almost surely, 2^559042660440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 559042660440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1053790592400).

559042660440 is an abundant number, since it is smaller than the sum of its proper divisors (1548538524360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

559042660440 is a wasteful number, since it uses less digits than its factorization.

559042660440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42590 (or 42571 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 559042660440 in words is "five hundred fifty-nine billion, forty-two million, six hundred sixty thousand, four hundred forty".