989963524167 has 8 divisors (see below), whose sum is σ = 1323939135360. Its totient is φ = 657981797880.

The previous prime is 989963524141. The next prime is 989963524237. The reversal of 989963524167 is 761425369989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 989963524167 - 2¹⁴ = 989963507783 is a prime.

It is a super-2 number, since 2×989963524167² (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 (989963524367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498470067 + ... + 498472052.

It is an arithmetic number, because the mean of its divisors is an integer number (165492391920).

Almost surely, 2^989963524167 is an apocalyptic number.

989963524167 is a deficient number, since it is larger than the sum of its proper divisors (333975611193).

989963524167 is a wasteful number, since it uses less digits than its factorization.

989963524167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996942453.

The product of its digits is 176359680, while the sum is 69.

The spelling of 989963524167 in words is "nine hundred eighty-nine billion, nine hundred sixty-three million, five hundred twenty-four thousand, one hundred sixty-seven".