11155026455216 has 80 divisors (see below), whose sum is σ = 24882975226944. Its totient is φ = 4745397891072.

The previous prime is 11155026455213. The next prime is 11155026455231. The reversal of 11155026455216 is 61255462055111.

It is not an unprimeable number, because it can be changed into a prime (11155026455213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213454946 + ... + 213507198.

Almost surely, 2^{11155026455216} is an apocalyptic number.

11155026455216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11155026455216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12441487613472).

11155026455216 is an abundant number, since it is smaller than the sum of its proper divisors (13727948771728).

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

11155026455216 is a wasteful number, since it uses less digits than its factorization.

11155026455216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66318 (or 66312 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 44.

The spelling of 11155026455216 in words is "eleven trillion, one hundred fifty-five billion, twenty-six million, four hundred fifty-five thousand, two hundred sixteen".