200520601245 has 64 divisors (see below), whose sum is σ = 397316448000. Its totient is φ = 95355906048.

The previous prime is 200520601241. The next prime is 200520601289. The reversal of 200520601245 is 542106025002.

200520601245 is a `hidden beast` number, since 2 + 0 + 0 + 52 + 0 + 601 + 2 + 4 + 5 = 666.

It is not a de Polignac number, because 200520601245 - 2² = 200520601241 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200520601241) 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, 2255680 + ... + 2342889.

It is an arithmetic number, because the mean of its divisors is an integer number (6208069500).

Almost surely, 2^200520601245 is an apocalyptic number.

It is an amenable number.

200520601245 is a deficient number, since it is larger than the sum of its proper divisors (196795846755).

200520601245 is a wasteful number, since it uses less digits than its factorization.

200520601245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4598619 (or 4598613 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 200520601245 its reverse (542106025002), we get a palindrome (742626626247).

The spelling of 200520601245 in words is "two hundred billion, five hundred twenty million, six hundred one thousand, two hundred forty-five".