984129705601 has 4 divisors (see below), whose sum is σ = 1124719663552. Its totient is φ = 843539747652.

The previous prime is 984129705593. The next prime is 984129705617. The reversal of 984129705601 is 106507921489.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 984129705601 - 2³ = 984129705593 is a prime.

It is a super-2 number, since 2×984129705601² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (984129735601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70294978965 + ... + 70294978978.

It is an arithmetic number, because the mean of its divisors is an integer number (281179915888).

Almost surely, 2^984129705601 is an apocalyptic number.

It is an amenable number.

984129705601 is a deficient number, since it is larger than the sum of its proper divisors (140589957951).

984129705601 is a wasteful number, since it uses less digits than its factorization.

984129705601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140589957950.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 984129705601 in words is "nine hundred eighty-four billion, one hundred twenty-nine million, seven hundred five thousand, six hundred one".