10947227640 has 64 divisors (see below), whose sum is σ = 32848588800. Its totient is φ = 2918646912.

The previous prime is 10947227623. The next prime is 10947227651. The reversal of 10947227640 is 4672274901.

10947227640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 104629²-1.

It is a junction number, because it is equal to n+sod(n) for n = 10947227592 and 10947227601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041049 + ... + 1051511.

It is an arithmetic number, because the mean of its divisors is an integer number (513259200).

Almost surely, 2^10947227640 is an apocalyptic number.

10947227640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10947227640 is an abundant number, since it is smaller than the sum of its proper divisors (21901361160).

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

10947227640 is a wasteful number, since it uses less digits than its factorization.

10947227640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19196 (or 19192 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 10947227640 in words is "ten billion, nine hundred forty-seven million, two hundred twenty-seven thousand, six hundred forty".