1973705944641 has 8 divisors (see below), whose sum is σ = 2687599584384. Its totient is φ = 1287808134000.

The previous prime is 1973705944603. The next prime is 1973705944681. The reversal of 1973705944641 is 1464495073791.

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

It is not a de Polignac number, because 1973705944641 - 2¹⁰ = 1973705943617 is a prime.

It is a super-3 number, since 3×1973705944641³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1973705944681) 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, 6998957110 + ... + 6998957391.

It is an arithmetic number, because the mean of its divisors is an integer number (335949948048).

Almost surely, 2^{1973705944641} is an apocalyptic number.

It is an amenable number.

1973705944641 is a deficient number, since it is larger than the sum of its proper divisors (713893639743).

1973705944641 is a wasteful number, since it uses less digits than its factorization.

1973705944641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13997914551.

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 1973705944641 in words is "one trillion, nine hundred seventy-three billion, seven hundred five million, nine hundred forty-four thousand, six hundred forty-one".