61350380200 has 24 divisors (see below), whose sum is σ = 142639634430. Its totient is φ = 24540152000.

The previous prime is 61350380197. The next prime is 61350380219. The reversal of 61350380200 is 208305316.

It can be written as a sum of positive squares in 3 ways, for example, as 22136083524 + 39214296676 = 148782^2 + 198026^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153375751 + ... + 153376150.

Almost surely, 2^61350380200 is an apocalyptic number.

It is an amenable number.

61350380200 is an abundant number, since it is smaller than the sum of its proper divisors (81289254230).

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

61350380200 is a wasteful number, since it uses less digits than its factorization.

61350380200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306751917 (or 306751908 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 61350380200 its reverse (208305316), we get a palindrome (61558685516).

The spelling of 61350380200 in words is "sixty-one billion, three hundred fifty million, three hundred eighty thousand, two hundred".