11550727752072 has 128 divisors (see below), whose sum is σ = 30011350521600. Its totient is φ = 3700234137600.

The previous prime is 11550727752061. The next prime is 11550727752127. The reversal of 11550727752072 is 27025772705511.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183223197 + ... + 183286227.

It is an arithmetic number, because the mean of its divisors is an integer number (234463675950).

Almost surely, 2^{11550727752072} is an apocalyptic number.

11550727752072 is a gapful number since it is divisible by the number (12) 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 11550727752072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15005675260800).

11550727752072 is an abundant number, since it is smaller than the sum of its proper divisors (18460622769528).

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

11550727752072 is a wasteful number, since it uses less digits than its factorization.

11550727752072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64287 (or 64283 counting only the distinct ones).

The product of its (nonzero) digits is 2401000, while the sum is 51.

The spelling of 11550727752072 in words is "eleven trillion, five hundred fifty billion, seven hundred twenty-seven million, seven hundred fifty-two thousand, seventy-two".