5691780420 has 48 divisors (see below), whose sum is σ = 16451086848. Its totient is φ = 1468846080.

The previous prime is 5691780377. The next prime is 5691780461. The reversal of 5691780420 is 240871965.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528189 + ... + 1531908.

It is an arithmetic number, because the mean of its divisors is an integer number (342730976).

Almost surely, 2^5691780420 is an apocalyptic number.

It is an amenable number.

5691780420 is an abundant number, since it is smaller than the sum of its proper divisors (10759306428).

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

5691780420 is a wasteful number, since it uses less digits than its factorization.

5691780420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060140 (or 3060138 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 5691780420 is about 75443.8892157609. The cubic root of 5691780420 is about 1785.4569332930.

The spelling of 5691780420 in words is "five billion, six hundred ninety-one million, seven hundred eighty thousand, four hundred twenty".