61676546886 has 12 divisors (see below), whose sum is σ = 133632518292. Its totient is φ = 20558848956.

The previous prime is 61676546879. The next prime is 61676546887. The reversal of 61676546886 is 68864567616.

61676546886 is a `hidden beast` number, since 6 + 1 + 6 + 7 + 6 + 546 + 8 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61676546887) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1713237396 + ... + 1713237431.

It is an arithmetic number, because the mean of its divisors is an integer number (11136043191).

Almost surely, 2^61676546886 is an apocalyptic number.

61676546886 is an abundant number, since it is smaller than the sum of its proper divisors (71955971406).

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

61676546886 is a wasteful number, since it uses less digits than its factorization.

61676546886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426474835 (or 3426474832 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 61676546886 in words is "sixty-one billion, six hundred seventy-six million, five hundred forty-six thousand, eight hundred eighty-six".