88644940088 has 64 divisors (see below), whose sum is σ = 174323145600. Its totient is φ = 42204722560.

The previous prime is 88644940081. The next prime is 88644940099. The reversal of 88644940088 is 88004944688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88644940081) by changing a digit.

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, 5627183 + ... + 5642913.

It is an arithmetic number, because the mean of its divisors is an integer number (2723799150).

Almost surely, 2^88644940088 is an apocalyptic number.

It is an amenable number.

88644940088 is a deficient number, since it is larger than the sum of its proper divisors (85678205512).

88644940088 is a wasteful number, since it uses less digits than its factorization.

88644940088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16100 (or 16096 counting only the distinct ones).

The product of its (nonzero) digits is 14155776, while the sum is 59.

The spelling of 88644940088 in words is "eighty-eight billion, six hundred forty-four million, nine hundred forty thousand, eighty-eight".