11356231156644 has 96 divisors (see below), whose sum is σ = 29229631788672. Its totient is φ = 3402931840000.

The previous prime is 11356231156637. The next prime is 11356231156649. The reversal of 11356231156644 is 44665113265311.

It is a junction number, because it is equal to n+sod(n) for n = 11356231156593 and 11356231156602.

It is not an unprimeable number, because it can be changed into a prime (11356231156649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10091224 + ... + 11159984.

It is an arithmetic number, because the mean of its divisors is an integer number (304475331132).

Almost surely, 2^{11356231156644} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11356231156644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14614815894336).

11356231156644 is an abundant number, since it is smaller than the sum of its proper divisors (17873400632028).

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

11356231156644 is a wasteful number, since it uses less digits than its factorization.

11356231156644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069677 (or 1069675 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 11356231156644 in words is "eleven trillion, three hundred fifty-six billion, two hundred thirty-one million, one hundred fifty-six thousand, six hundred forty-four".