9997886802 has 8 divisors (see below), whose sum is σ = 19995773616. Its totient is φ = 3332628932.

The previous prime is 9997886771. The next prime is 9997886803. The reversal of 9997886802 is 2086887999.

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

9997886802 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9997886803) 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, 833157228 + ... + 833157239.

It is an arithmetic number, because the mean of its divisors is an integer number (2499471702).

Almost surely, 2^9997886802 is an apocalyptic number.

9997886802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9997886802 is a wasteful number, since it uses less digits than its factorization.

9997886802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666314472.

The product of its (nonzero) digits is 31352832, while the sum is 66.

The square root of 9997886802 is about 99989.4334517403. The cubic root of 9997886802 is about 2154.2829211049.

The spelling of 9997886802 in words is "nine billion, nine hundred ninety-seven million, eight hundred eighty-six thousand, eight hundred two".