8973997426632 has 128 divisors (see below), whose sum is σ = 26145216599040. Its totient is φ = 2513750734080.

The previous prime is 8973997426613. The next prime is 8973997426643. The reversal of 8973997426632 is 2366247993798.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1719943 + ... + 4572329.

It is an arithmetic number, because the mean of its divisors is an integer number (204259504680).

Almost surely, 2^{8973997426632} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8973997426632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13072608299520).

8973997426632 is an abundant number, since it is smaller than the sum of its proper divisors (17171219172408).

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

8973997426632 is a wasteful number, since it uses less digits than its factorization.

8973997426632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852771 (or 2852767 counting only the distinct ones).

The product of its digits is 1481421312, while the sum is 75.

The spelling of 8973997426632 in words is "eight trillion, nine hundred seventy-three billion, nine hundred ninety-seven million, four hundred twenty-six thousand, six hundred thirty-two".