9379708681998 has 64 divisors (see below), whose sum is σ = 19526624501760. Its totient is φ = 3001251802752.

The previous prime is 9379708681991. The next prime is 9379708682059. The reversal of 9379708681998 is 8991868079739.

It is a self number, because there is not a number n which added to its sum of digits gives 9379708681998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9379708681991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4117440 + ... + 5976012.

It is an arithmetic number, because the mean of its divisors is an integer number (305103507840).

Almost surely, 2^{9379708681998} is an apocalyptic number.

9379708681998 is an abundant number, since it is smaller than the sum of its proper divisors (10146915819762).

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

9379708681998 is a wasteful number, since it uses less digits than its factorization.

9379708681998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858921.

The product of its (nonzero) digits is 2962842624, while the sum is 84.

The spelling of 9379708681998 in words is "nine trillion, three hundred seventy-nine billion, seven hundred eight million, six hundred eighty-one thousand, nine hundred ninety-eight".