5306557668 has 24 divisors (see below), whose sum is σ = 12413167872. Its totient is φ = 1764395424.

The previous prime is 5306557661. The next prime is 5306557673. The reversal of 5306557668 is 8667556035.

It is a self number, because there is not a number n which added to its sum of digits gives 5306557668.

It is not an unprimeable number, because it can be changed into a prime (5306557661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552180 + ... + 561707.

It is an arithmetic number, because the mean of its divisors is an integer number (517215328).

Almost surely, 2^5306557668 is an apocalyptic number.

It is an amenable number.

5306557668 is an abundant number, since it is smaller than the sum of its proper divisors (7106610204).

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

5306557668 is a wasteful number, since it uses less digits than its factorization.

5306557668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114291 (or 1114289 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 51.

The square root of 5306557668 is about 72846.1232187410. The cubic root of 5306557668 is about 1744.2321855284.

The spelling of 5306557668 in words is "five billion, three hundred six million, five hundred fifty-seven thousand, six hundred sixty-eight".