988863368890 has 8 divisors (see below), whose sum is σ = 1779954064020. Its totient is φ = 395545347552.

The previous prime is 988863368861. The next prime is 988863368917. The reversal of 988863368890 is 98863368889.

It can be written as a sum of positive squares in 2 ways, for example, as 904787147209 + 84076221681 = 951203^2 + 289959^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49443168435 + ... + 49443168454.

Almost surely, 2^988863368890 is an apocalyptic number.

988863368890 is a deficient number, since it is larger than the sum of its proper divisors (791090695130).

988863368890 is a wasteful number, since it uses less digits than its factorization.

988863368890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98886336896.

The product of its (nonzero) digits is 859963392, while the sum is 76.

The spelling of 988863368890 in words is "nine hundred eighty-eight billion, eight hundred sixty-three million, three hundred sixty-eight thousand, eight hundred ninety".