988164992899 has 4 divisors (see below), whose sum is σ = 1129331420464. Its totient is φ = 846998565336.

The previous prime is 988164992873. The next prime is 988164992939. The reversal of 988164992899 is 998299461889.

988164992899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 998299461889 = 61 ⋅16365564949.

It is not a de Polignac number, because 988164992899 - 2¹⁵ = 988164960131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (988164992839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70583213772 + ... + 70583213785.

It is an arithmetic number, because the mean of its divisors is an integer number (282332855116).

Almost surely, 2^988164992899 is an apocalyptic number.

988164992899 is a deficient number, since it is larger than the sum of its proper divisors (141166427565).

988164992899 is a wasteful number, since it uses less digits than its factorization.

988164992899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141166427564.

The product of its digits is 1451188224, while the sum is 82.

The spelling of 988164992899 in words is "nine hundred eighty-eight billion, one hundred sixty-four million, nine hundred ninety-two thousand, eight hundred ninety-nine".