10854940980 has 144 divisors (see below), whose sum is σ = 34848201024. Its totient is φ = 2514769920.

The previous prime is 10854940969. The next prime is 10854941021. The reversal of 10854940980 is 8904945801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 140895 + ... + 203865.

It is an arithmetic number, because the mean of its divisors is an integer number (242001396).

Almost surely, 2^10854940980 is an apocalyptic number.

10854940980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10854940980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17424100512).

10854940980 is an abundant number, since it is smaller than the sum of its proper divisors (23993260044).

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

10854940980 is a wasteful number, since it uses less digits than its factorization.

10854940980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63026 (or 63011 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 10854940980 in words is "ten billion, eight hundred fifty-four million, nine hundred forty thousand, nine hundred eighty".