988356848653889 has 16 divisors (see below), whose sum is σ = 1161194486889024. Its totient is φ = 829356091521600.

The previous prime is 988356848653879. The next prime is 988356848653913.

988356848653889 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-988356848653889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 988356848653795 and 988356848653804.

It is not an unprimeable number, because it can be changed into a prime (988356848653879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139322642 + ... + 146244699.

It is an arithmetic number, because the mean of its divisors is an integer number (72574655430564).

Almost surely, 2^{988356848653889} is an apocalyptic number.

It is an amenable number.

988356848653889 is a deficient number, since it is larger than the sum of its proper divisors (172837638235135).

988356848653889 is a wasteful number, since it uses less digits than its factorization.

988356848653889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285591568.

The product of its digits is 687970713600, while the sum is 98.

The spelling of 988356848653889 in words is "nine hundred eighty-eight trillion, three hundred fifty-six billion, eight hundred forty-eight million, six hundred fifty-three thousand, eight hundred eighty-nine".