10990876778484 has 48 divisors (see below), whose sum is σ = 26098917020736. Its totient is φ = 3598987104000.

The previous prime is 10990876778471. The next prime is 10990876778537. The reversal of 10990876778484 is 48487767809901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8963217 + ... + 10115384.

It is an arithmetic number, because the mean of its divisors is an integer number (543727437932).

Almost surely, 2^{10990876778484} is an apocalyptic number.

It is an amenable number.

10990876778484 is an abundant number, since it is smaller than the sum of its proper divisors (15108040242252).

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

10990876778484 is a wasteful number, since it uses less digits than its factorization.

10990876778484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19079456 (or 19079454 counting only the distinct ones).

The product of its (nonzero) digits is 1365590016, while the sum is 78.

The spelling of 10990876778484 in words is "ten trillion, nine hundred ninety billion, eight hundred seventy-six million, seven hundred seventy-eight thousand, four hundred eighty-four".