9774001844676 has 18 divisors (see below), whose sum is σ = 24706504663022. Its totient is φ = 3258000614880.

The previous prime is 9774001844671. The next prime is 9774001844687. The reversal of 9774001844676 is 6764481004779.

9774001844676 is a `hidden beast` number, since 9 + 7 + 7 + 400 + 184 + 46 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8007824636100 + 1766177208576 = 2829810^2 + 1328976^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×9774001844676² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9774001844671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135750025585 + ... + 135750025656.

Almost surely, 2^{9774001844676} is an apocalyptic number.

It is an amenable number.

9774001844676 is an abundant number, since it is smaller than the sum of its proper divisors (14932502818346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9774001844676 is a wasteful number, since it uses less digits than its factorization.

9774001844676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271500051251 (or 271500051246 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 63.

The spelling of 9774001844676 in words is "nine trillion, seven hundred seventy-four billion, one million, eight hundred forty-four thousand, six hundred seventy-six".