11081736657780 has 48 divisors (see below), whose sum is σ = 31031556420480. Its totient is φ = 2954873225088.

The previous prime is 11081736657751. The next prime is 11081736657847. The reversal of 11081736657780 is 8775663718011.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 7319815 + ... + 8703054.

It is an arithmetic number, because the mean of its divisors is an integer number (646490758760).

Almost surely, 2^{11081736657780} is an apocalyptic number.

11081736657780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11081736657780 is an abundant number, since it is smaller than the sum of its proper divisors (19949819762700).

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

11081736657780 is a wasteful number, since it uses less digits than its factorization.

11081736657780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16034408 (or 16034406 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 60.

The spelling of 11081736657780 in words is "eleven trillion, eighty-one billion, seven hundred thirty-six million, six hundred fifty-seven thousand, seven hundred eighty".