10985481012 has 24 divisors (see below), whose sum is σ = 27963042912. Its totient is φ = 3328933600.

The previous prime is 10985480983. The next prime is 10985481043. The reversal of 10985481012 is 21018458901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41611539 + ... + 41611802.

It is an arithmetic number, because the mean of its divisors is an integer number (1165126788).

Almost surely, 2^10985481012 is an apocalyptic number.

10985481012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10985481012 is an abundant number, since it is smaller than the sum of its proper divisors (16977561900).

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

10985481012 is a wasteful number, since it uses less digits than its factorization.

10985481012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83223359 (or 83223357 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 39.

The spelling of 10985481012 in words is "ten billion, nine hundred eighty-five million, four hundred eighty-one thousand, twelve".