61606655106 has 32 divisors (see below), whose sum is σ = 128582581248. Its totient is φ = 19640842320.

The previous prime is 61606655101. The next prime is 61606655111. The reversal of 61606655106 is 60155660616.

It is an interprime number because it is at equal distance from previous prime (61606655101) and next prime (61606655111).

It is not an unprimeable number, because it can be changed into a prime (61606655101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2891665 + ... + 2912891.

It is an arithmetic number, because the mean of its divisors is an integer number (4018205664).

Almost surely, 2^61606655106 is an apocalyptic number.

61606655106 is an abundant number, since it is smaller than the sum of its proper divisors (66975926142).

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

61606655106 is a wasteful number, since it uses less digits than its factorization.

61606655106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42286.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 61606655106 in words is "sixty-one billion, six hundred six million, six hundred fifty-five thousand, one hundred six".