988650922560 has 1344 divisors, whose sum is σ = 3962848665600. Its totient is φ = 207678062592.

The previous prime is 988650922531. The next prime is 988650922601. The reversal of 988650922560 is 65229056889.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 988650922494 and 988650922503.

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 191 ways as a sum of consecutive naturals, for example, 3675282106 + ... + 3675282374.

Almost surely, 2^988650922560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 988650922560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1981424332800).

988650922560 is an abundant number, since it is smaller than the sum of its proper divisors (2974197743040).

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

988650922560 is a wasteful number, since it uses less digits than its factorization.

988650922560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 60.

The spelling of 988650922560 in words is "nine hundred eighty-eight billion, six hundred fifty million, nine hundred twenty-two thousand, five hundred sixty".