889098909890988 has 96 divisors (see below), whose sum is σ = 2136168527351040. Its totient is φ = 287607595726080.

The previous prime is 889098909890987. The next prime is 889098909890999.

889098909890988 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×889098909890988² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 889098909890892 and 889098909890901.

It is not an unprimeable number, because it can be changed into a prime (889098909890987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 844931443 + ... + 845983061.

It is an arithmetic number, because the mean of its divisors is an integer number (22251755493240).

Almost surely, 2^{889098909890988} is an apocalyptic number.

It is an amenable number.

889098909890988 is an abundant number, since it is smaller than the sum of its proper divisors (1247069617460052).

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

889098909890988 is a wasteful number, since it uses less digits than its factorization.

889098909890988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056607 (or 1056605 counting only the distinct ones).

The product of its (nonzero) digits is 139314069504, while the sum is 102.

The spelling of 889098909890988 in words is "eight hundred eighty-nine trillion, ninety-eight billion, nine hundred nine million, eight hundred ninety thousand, nine hundred eighty-eight".