61606522560616 has 32 divisors (see below), whose sum is σ = 126013711754880. Its totient is φ = 28002882544000.

The previous prime is 61606522560509. The next prime is 61606522560623.

61606522560616 is nontrivially palindromic in base 10.

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 in 7 ways as a sum of consecutive naturals, for example, 37079985 + ... + 38705791.

It is an arithmetic number, because the mean of its divisors is an integer number (3937928492340).

Almost surely, 2^{61606522560616} is an apocalyptic number.

It is an amenable number.

61606522560616 is an abundant number, since it is smaller than the sum of its proper divisors (64407189194264).

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

61606522560616 is a wasteful number, since it uses less digits than its factorization.

61606522560616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056425 (or 2056421 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 61606522560616 in words is "sixty-one trillion, six hundred six billion, five hundred twenty-two million, five hundred sixty thousand, six hundred sixteen".