5566401700 has 18 divisors (see below), whose sum is σ = 12079091906. Its totient is φ = 2226560640.

The previous prime is 5566401689. The next prime is 5566401727. The reversal of 5566401700 is 71046655.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 223084096 + 5343317604 = 14936^2 + 73098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27831909 + ... + 27832108.

Almost surely, 2^5566401700 is an apocalyptic number.

5566401700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5566401700 is an abundant number, since it is smaller than the sum of its proper divisors (6512690206).

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

5566401700 is a wasteful number, since it uses less digits than its factorization.

5566401700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55664031 (or 55664024 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 5566401700 is about 74608.3219218875. The cubic root of 5566401700 is about 1772.2494408909.

The spelling of 5566401700 in words is "five billion, five hundred sixty-six million, four hundred one thousand, seven hundred".