88661086648 has 64 divisors (see below), whose sum is σ = 174396499200. Its totient is φ = 42209099520.

The previous prime is 88661086543. The next prime is 88661086673. The reversal of 88661086648 is 84668016688.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28756515 + ... + 28759597.

It is an arithmetic number, because the mean of its divisors is an integer number (2724945300).

Almost surely, 2^88661086648 is an apocalyptic number.

It is an amenable number.

88661086648 is a deficient number, since it is larger than the sum of its proper divisors (85735412552).

88661086648 is a wasteful number, since it uses less digits than its factorization.

88661086648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212 (or 5208 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 61.

The spelling of 88661086648 in words is "eighty-eight billion, six hundred sixty-one million, eighty-six thousand, six hundred forty-eight".