61201162566200 has 48 divisors (see below), whose sum is σ = 142363250609280. Its totient is φ = 24468327797760.

The previous prime is 61201162566169. The next prime is 61201162566241. The reversal of 61201162566200 is 266526110216.

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, 75453272 + ... + 76260071.

It is an arithmetic number, because the mean of its divisors is an integer number (2965901054360).

Almost surely, 2^{61201162566200} is an apocalyptic number.

It is an amenable number.

61201162566200 is an abundant number, since it is smaller than the sum of its proper divisors (81162088043080).

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

61201162566200 is a wasteful number, since it uses less digits than its factorization.

61201162566200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151715376 (or 151715367 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

Adding to 61201162566200 its reverse (266526110216), we get a palindrome (61467688676416).

The spelling of 61201162566200 in words is "sixty-one trillion, two hundred one billion, one hundred sixty-two million, five hundred sixty-six thousand, two hundred".