9920344002 has 16 divisors (see below), whose sum is σ = 19841690880. Its totient is φ = 3306614192.

The previous prime is 9920343991. The next prime is 9920344009. The reversal of 9920344002 is 2004430299.

It is not an unprimeable number, because it can be changed into a prime (9920344009) 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, 167248 + ... + 218660.

It is an arithmetic number, because the mean of its divisors is an integer number (1240105680).

Almost surely, 2^9920344002 is an apocalyptic number.

9920344002 is an abundant number, since it is smaller than the sum of its proper divisors (9921346878).

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

9920344002 is a wasteful number, since it uses less digits than its factorization.

9920344002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83577.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 9920344002 is about 99600.9237005360. The cubic root of 9920344002 is about 2148.6989786600.

The spelling of 9920344002 in words is "nine billion, nine hundred twenty million, three hundred forty-four thousand, two".