994753040961 has 8 divisors (see below), whose sum is σ = 1348080624064. Its totient is φ = 652297075920.

The previous prime is 994753040921. The next prime is 994753040987. The reversal of 994753040961 is 169040357499.

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

It is not a de Polignac number, because 994753040961 - 2¹⁰ = 994753039937 is a prime.

It is a super-2 number, since 2×994753040961² (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 (994753040921) 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, 2717904301 + ... + 2717904666.

It is an arithmetic number, because the mean of its divisors is an integer number (168510078008).

Almost surely, 2^994753040961 is an apocalyptic number.

It is an amenable number.

994753040961 is a deficient number, since it is larger than the sum of its proper divisors (353327583103).

994753040961 is a wasteful number, since it uses less digits than its factorization.

994753040961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435809031.

The product of its (nonzero) digits is 7348320, while the sum is 57.

The spelling of 994753040961 in words is "nine hundred ninety-four billion, seven hundred fifty-three million, forty thousand, nine hundred sixty-one".