11355666779000 has 32 divisors (see below), whose sum is σ = 26572260265200. Its totient is φ = 4542266711200.

The previous prime is 11355666778979. The next prime is 11355666779021. The reversal of 11355666779000 is 97766655311.

It is an interprime number because it is at equal distance from previous prime (11355666778979) and next prime (11355666779021).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5677832390 + ... + 5677834389.

Almost surely, 2^{11355666779000} is an apocalyptic number.

11355666779000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11355666779000 is an abundant number, since it is smaller than the sum of its proper divisors (15216593486200).

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

11355666779000 is a wasteful number, since it uses less digits than its factorization.

11355666779000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11355666800 (or 11355666786 counting only the distinct ones).

The product of its (nonzero) digits is 7144200, while the sum is 56.

The spelling of 11355666779000 in words is "eleven trillion, three hundred fifty-five billion, six hundred sixty-six million, seven hundred seventy-nine thousand".