5659949890980 has 504 divisors, whose sum is σ = 22386370122816. Its totient is φ = 1176090917760.

The previous prime is 5659949890979. The next prime is 5659949890999. The reversal of 5659949890980 is 890989499565.

It is a happy number.

5659949890980 is a `hidden beast` number, since 565 + 9 + 9 + 49 + 8 + 9 + 0 + 9 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a self number, because there is not a number n which added to its sum of digits gives 5659949890980.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 12120099 + ... + 12578421.

Almost surely, 2^{5659949890980} 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 5659949890980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11193185061408).

5659949890980 is an abundant number, since it is smaller than the sum of its proper divisors (16726420231836).

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

5659949890980 is a wasteful number, since it uses less digits than its factorization.

5659949890980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458379 (or 458351 counting only the distinct ones).

The product of its (nonzero) digits is 2267481600, while the sum is 81.

The spelling of 5659949890980 in words is "five trillion, six hundred fifty-nine billion, nine hundred forty-nine million, eight hundred ninety thousand, nine hundred eighty".