889726627988 has 36 divisors (see below), whose sum is σ = 1712006664480. Its totient is φ = 404286571920.

The previous prime is 889726627981. The next prime is 889726627991.

889726627988 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×889726627988² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889726627981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1156745 + ... + 1765647.

It is an arithmetic number, because the mean of its divisors is an integer number (47555740680).

Almost surely, 2^889726627988 is an apocalyptic number.

It is an amenable number.

889726627988 is a deficient number, since it is larger than the sum of its proper divisors (822280036492).

889726627988 is a wasteful number, since it uses less digits than its factorization.

889726627988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611948 (or 611935 counting only the distinct ones).

The product of its digits is 2341011456, while the sum is 80.

The spelling of 889726627988 in words is "eight hundred eighty-nine billion, seven hundred twenty-six million, six hundred twenty-seven thousand, nine hundred eighty-eight".