11606441550 has 192 divisors, whose sum is σ = 32076946944. Its totient is φ = 2753740800.

The previous prime is 11606441549. The next prime is 11606441551. The reversal of 11606441550 is 5514460611.

It is an interprime number because it is at equal distance from previous prime (11606441549) and next prime (11606441551).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11606441551) 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 95 ways as a sum of consecutive naturals, for example, 20114862 + ... + 20115438.

It is an arithmetic number, because the mean of its divisors is an integer number (167067432).

Almost surely, 2^11606441550 is an apocalyptic number.

11606441550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11606441550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16038473472).

11606441550 is an abundant number, since it is smaller than the sum of its proper divisors (20470505394).

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

11606441550 is a wasteful number, since it uses less digits than its factorization.

11606441550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 11606441550 in words is "eleven billion, six hundred six million, four hundred forty-one thousand, five hundred fifty".