5660001720 has 96 divisors (see below), whose sum is σ = 18535579920. Its totient is φ = 1497799680.

The previous prime is 5660001673. The next prime is 5660001769. The reversal of 5660001720 is 271000665.

5660001720 is a `hidden beast` number, since 56 + 600 + 0 + 1 + 7 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12849 + ... + 107168.

Almost surely, 2^5660001720 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 5660001720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9267789960).

5660001720 is an abundant number, since it is smaller than the sum of its proper divisors (12875578200).

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

5660001720 is a wasteful number, since it uses less digits than its factorization.

5660001720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120165 (or 120158 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5660001720 is about 75232.9829263735. The cubic root of 5660001720 is about 1782.1278387052.

The spelling of 5660001720 in words is "five billion, six hundred sixty million, one thousand, seven hundred twenty".