9998973554001 has 16 divisors (see below), whose sum is σ = 13349162631168. Its totient is φ = 6657387986000.

The previous prime is 9998973553973. The next prime is 9998973554041. The reversal of 9998973554001 is 1004553798999.

It is a cyclic number.

It is not a de Polignac number, because 9998973554001 - 2¹⁹ = 9998973029713 is a prime.

It is a super-2 number, since 2×9998973554001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9998973554041) 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, 8226076 + ... + 9363026.

It is an arithmetic number, because the mean of its divisors is an integer number (834322664448).

Almost surely, 2^{9998973554001} is an apocalyptic number.

It is an amenable number.

9998973554001 is a deficient number, since it is larger than the sum of its proper divisors (3350189077167).

9998973554001 is a wasteful number, since it uses less digits than its factorization.

9998973554001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140732.

The product of its (nonzero) digits is 110224800, while the sum is 69.

The spelling of 9998973554001 in words is "nine trillion, nine hundred ninety-eight billion, nine hundred seventy-three million, five hundred fifty-four thousand, one".