61116217010 has 32 divisors (see below), whose sum is σ = 112290276672. Its totient is φ = 23941270080.

The previous prime is 61116216991. The next prime is 61116217037. The reversal of 61116217010 is 1071261116.

It is a happy number.

It is a super-2 number, since 2×61116217010² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184505 + ... + 395315.

It is an arithmetic number, because the mean of its divisors is an integer number (3509071146).

Almost surely, 2^61116217010 is an apocalyptic number.

61116217010 is a deficient number, since it is larger than the sum of its proper divisors (51174059662).

61116217010 is a wasteful number, since it uses less digits than its factorization.

61116217010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211418.

The product of its (nonzero) digits is 504, while the sum is 26.

Adding to 61116217010 its reverse (1071261116), we get a palindrome (62187478126).

The spelling of 61116217010 in words is "sixty-one billion, one hundred sixteen million, two hundred seventeen thousand, ten".