61116500656 has 10 divisors (see below), whose sum is σ = 118413220052. Its totient is φ = 30558250320.

The previous prime is 61116500639. The next prime is 61116500699. The reversal of 61116500656 is 65600561116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1909890630 + ... + 1909890661.

Almost surely, 2^61116500656 is an apocalyptic number.

It is an amenable number.

61116500656 is a deficient number, since it is larger than the sum of its proper divisors (57296719396).

61116500656 is a wasteful number, since it uses less digits than its factorization.

61116500656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819781299 (or 3819781293 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 61116500656 in words is "sixty-one billion, one hundred sixteen million, five hundred thousand, six hundred fifty-six".