11055600509990 has 16 divisors (see below), whose sum is σ = 19904720790240. Its totient is φ = 4421209121280.

The previous prime is 11055600509963. The next prime is 11055600510023. The reversal of 11055600509990 is 9990500655011.

It is a happy number.

It is a super-2 number, since 2×11055600509990² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128840306 + ... + 128926085.

It is an arithmetic number, because the mean of its divisors is an integer number (1244045049390).

Almost surely, 2^{11055600509990} is an apocalyptic number.

11055600509990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11055600509990 is a deficient number, since it is larger than the sum of its proper divisors (8849120280250).

11055600509990 is a wasteful number, since it uses less digits than its factorization.

11055600509990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257770687.

The product of its (nonzero) digits is 546750, while the sum is 50.

The spelling of 11055600509990 in words is "eleven trillion, fifty-five billion, six hundred million, five hundred nine thousand, nine hundred ninety".