10856984772 has 48 divisors (see below), whose sum is σ = 25886875392. Its totient is φ = 3539953920.

The previous prime is 10856984759. The next prime is 10856984779. The reversal of 10856984772 is 27748965801.

It is not an unprimeable number, because it can be changed into a prime (10856984779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209822 + ... + 1218762.

It is an arithmetic number, because the mean of its divisors is an integer number (539309904).

Almost surely, 2^10856984772 is an apocalyptic number.

10856984772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10856984772 is an abundant number, since it is smaller than the sum of its proper divisors (15029890620).

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

10856984772 is a wasteful number, since it uses less digits than its factorization.

10856984772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11148 (or 11146 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 57.

The spelling of 10856984772 in words is "ten billion, eight hundred fifty-six million, nine hundred eighty-four thousand, seven hundred seventy-two".