984397621381201 has 16 divisors (see below), whose sum is σ = 1043161548969600. Its totient is φ = 927523479234688.

The previous prime is 984397621381177. The next prime is 984397621381231. The reversal of 984397621381201 is 102183126793489.

It is not a de Polignac number, because 984397621381201 - 2¹³ = 984397621373009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (984397621381231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2099527165 + ... + 2099995978.

It is an arithmetic number, because the mean of its divisors is an integer number (65197596810600).

Almost surely, 2^{984397621381201} is an apocalyptic number.

It is an amenable number.

984397621381201 is a deficient number, since it is larger than the sum of its proper divisors (58763927588399).

984397621381201 is a wasteful number, since it uses less digits than its factorization.

984397621381201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4199523368.

The product of its (nonzero) digits is 31352832, while the sum is 64.

The spelling of 984397621381201 in words is "nine hundred eighty-four trillion, three hundred ninety-seven billion, six hundred twenty-one million, three hundred eighty-one thousand, two hundred one".