5205565545201 has 48 divisors (see below), whose sum is σ = 9123596711424. Its totient is φ = 2792003254272.

The previous prime is 5205565545127. The next prime is 5205565545217. The reversal of 5205565545201 is 1025455655025.

5205565545201 is a `hidden beast` number, since 5 + 2 + 0 + 556 + 55 + 45 + 2 + 0 + 1 = 666.

It is not a de Polignac number, because 5205565545201 - 2⁷ = 5205565545073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5205565545241) 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, 6228840 + ... + 7014953.

It is an arithmetic number, because the mean of its divisors is an integer number (190074931488).

Almost surely, 2^{5205565545201} is an apocalyptic number.

5205565545201 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5205565545201 is a deficient number, since it is larger than the sum of its proper divisors (3918031166223).

5205565545201 is a wasteful number, since it uses less digits than its factorization.

5205565545201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13244190 (or 13244187 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 5205565545201 in words is "five trillion, two hundred five billion, five hundred sixty-five million, five hundred forty-five thousand, two hundred one".