10989983961064 has 16 divisors (see below), whose sum is σ = 20729610468000. Its totient is φ = 5462087836272.

The previous prime is 10989983961041. The next prime is 10989983961067. The reversal of 10989983961064 is 46016938998901.

It is not an unprimeable number, because it can be changed into a prime (10989983961067) 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, 4113016614 + ... + 4113019285.

It is an arithmetic number, because the mean of its divisors is an integer number (1295600654250).

Almost surely, 2^{10989983961064} is an apocalyptic number.

It is an amenable number.

10989983961064 is a deficient number, since it is larger than the sum of its proper divisors (9739626506936).

10989983961064 is a wasteful number, since it uses less digits than its factorization.

10989983961064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8226036072 (or 8226036068 counting only the distinct ones).

The product of its (nonzero) digits is 181398528, while the sum is 73.

The spelling of 10989983961064 in words is "ten trillion, nine hundred eighty-nine billion, nine hundred eighty-three million, nine hundred sixty-one thousand, sixty-four".