200500053550 has 24 divisors (see below), whose sum is σ = 385789761000. Its totient is φ = 77434502880.

The previous prime is 200500053539. The next prime is 200500053577. The reversal of 200500053550 is 55350005002.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69136500 + ... + 69139399.

It is an arithmetic number, because the mean of its divisors is an integer number (16074573375).

Almost surely, 2^200500053550 is an apocalyptic number.

200500053550 is a deficient number, since it is larger than the sum of its proper divisors (185289707450).

200500053550 is a wasteful number, since it uses less digits than its factorization.

200500053550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138275940 (or 138275935 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

Adding to 200500053550 its reverse (55350005002), we get a palindrome (255850058552).

The spelling of 200500053550 in words is "two hundred billion, five hundred million, fifty-three thousand, five hundred fifty".