11020776678 has 64 divisors (see below), whose sum is σ = 25372324800. Its totient is φ = 3541708800.

The previous prime is 11020776631. The next prime is 11020776721. The reversal of 11020776678 is 87667702011.

11020776678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 1143078 + ... + 1152678.

It is an arithmetic number, because the mean of its divisors is an integer number (396442575).

Almost surely, 2^11020776678 is an apocalyptic number.

11020776678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11020776678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12686162400).

11020776678 is an abundant number, since it is smaller than the sum of its proper divisors (14351548122).

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

11020776678 is a wasteful number, since it uses less digits than its factorization.

11020776678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10374 (or 10368 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 45.

The spelling of 11020776678 in words is "eleven billion, twenty million, seven hundred seventy-six thousand, six hundred seventy-eight".