5561100207 has 48 divisors (see below), whose sum is σ = 9001819008. Its totient is φ = 3286033920.

The previous prime is 5561100143. The next prime is 5561100227. The reversal of 5561100207 is 7020011655.

5561100207 is a `hidden beast` number, since 556 + 1 + 100 + 2 + 0 + 7 = 666.

It is not a de Polignac number, because 5561100207 - 2⁶ = 5561100143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561100227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 281907 + ... + 300987.

It is an arithmetic number, because the mean of its divisors is an integer number (187537896).

Almost surely, 2^5561100207 is an apocalyptic number.

5561100207 is a deficient number, since it is larger than the sum of its proper divisors (3440718801).

5561100207 is a wasteful number, since it uses less digits than its factorization.

5561100207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19200 (or 19197 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 5561100207 is about 74572.7846268329. The cubic root of 5561100207 is about 1771.6866265331.

The spelling of 5561100207 in words is "five billion, five hundred sixty-one million, one hundred thousand, two hundred seven".