11550046545020 has 144 divisors (see below), whose sum is σ = 26774362369440. Its totient is φ = 4173331650048.

The previous prime is 11550046544957. The next prime is 11550046545049. The reversal of 11550046545020 is 2054564005511.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63632714 + ... + 63813966.

It is an arithmetic number, because the mean of its divisors is an integer number (185933072010).

Almost surely, 2^{11550046545020} is an apocalyptic number.

11550046545020 is a gapful number since it is divisible by the number (10) 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 11550046545020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13387181184720).

11550046545020 is an abundant number, since it is smaller than the sum of its proper divisors (15224315824420).

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

11550046545020 is a wasteful number, since it uses less digits than its factorization.

11550046545020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181644 (or 181619 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 11550046545020 in words is "eleven trillion, five hundred fifty billion, forty-six million, five hundred forty-five thousand, twenty".