5655701820 has 96 divisors (see below), whose sum is σ = 16110033408. Its totient is φ = 1482193152.

The previous prime is 5655701813. The next prime is 5655701837. The reversal of 5655701820 is 281075565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2020662 + ... + 2023458.

It is an arithmetic number, because the mean of its divisors is an integer number (167812848).

Almost surely, 2^5655701820 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 5655701820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8055016704).

5655701820 is an abundant number, since it is smaller than the sum of its proper divisors (10454331588).

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

5655701820 is a wasteful number, since it uses less digits than its factorization.

5655701820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379 (or 3377 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 5655701820 is about 75204.4002701970. The cubic root of 5655701820 is about 1781.6764305484.

The spelling of 5655701820 in words is "five billion, six hundred fifty-five million, seven hundred one thousand, eight hundred twenty".