5687622066 has 128 divisors (see below), whose sum is σ = 13576273920. Its totient is φ = 1555142400.

The previous prime is 5687622053. The next prime is 5687622067. The reversal of 5687622066 is 6602267865.

It is not an unprimeable number, because it can be changed into a prime (5687622067) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28871080 + ... + 28871276.

It is an arithmetic number, because the mean of its divisors is an integer number (106064640).

Almost surely, 2^5687622066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5687622066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6788136960).

5687622066 is an abundant number, since it is smaller than the sum of its proper divisors (7888651854).

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

5687622066 is a wasteful number, since it uses less digits than its factorization.

5687622066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The square root of 5687622066 is about 75416.3249303491. The cubic root of 5687622066 is about 1785.0220154367.

The spelling of 5687622066 in words is "five billion, six hundred eighty-seven million, six hundred twenty-two thousand, sixty-six".