10947890887180 has 24 divisors (see below), whose sum is σ = 24759076314672. Its totient is φ = 4042298173632.

The previous prime is 10947890887169. The next prime is 10947890887243. The reversal of 10947890887180 is 8178809874901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21053636062 + ... + 21053636581.

It is an arithmetic number, because the mean of its divisors is an integer number (1031628179778).

Almost surely, 2^{10947890887180} is an apocalyptic number.

10947890887180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10947890887180 is an abundant number, since it is smaller than the sum of its proper divisors (13811185427492).

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

10947890887180 is a wasteful number, since it uses less digits than its factorization.

10947890887180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42107272665 (or 42107272663 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 70.

The spelling of 10947890887180 in words is "ten trillion, nine hundred forty-seven billion, eight hundred ninety million, eight hundred eighty-seven thousand, one hundred eighty".