88620863844 has 48 divisors (see below), whose sum is σ = 211959671616. Its totient is φ = 28801536000.

The previous prime is 88620863831. The next prime is 88620863861. The reversal of 88620863844 is 44836802688.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 731439 + ... + 843945.

It is an arithmetic number, because the mean of its divisors is an integer number (4415826492).

Almost surely, 2^88620863844 is an apocalyptic number.

It is an amenable number.

88620863844 is an abundant number, since it is smaller than the sum of its proper divisors (123338807772).

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

88620863844 is a wasteful number, since it uses less digits than its factorization.

88620863844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114156 (or 114154 counting only the distinct ones).

The product of its (nonzero) digits is 14155776, while the sum is 57.

The spelling of 88620863844 in words is "eighty-eight billion, six hundred twenty million, eight hundred sixty-three thousand, eight hundred forty-four".