11485939855320 has 384 divisors, whose sum is σ = 46002745152000. Its totient is φ = 2426517596160.

The previous prime is 11485939855297. The next prime is 11485939855321. The reversal of 11485939855320 is 2355893958411.

11485939855320 is a `hidden beast` number, since 1 + 1 + 4 + 8 + 5 + 9 + 3 + 98 + 5 + 532 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11485939855321) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 962410 + ... + 4888569.

It is an arithmetic number, because the mean of its divisors is an integer number (119798815500).

Almost surely, 2^{11485939855320} is an apocalyptic number.

11485939855320 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 11485939855320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23001372576000).

11485939855320 is an abundant number, since it is smaller than the sum of its proper divisors (34516805296680).

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

11485939855320 is a wasteful number, since it uses less digits than its factorization.

11485939855320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851063 (or 5851056 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 63.

The spelling of 11485939855320 in words is "eleven trillion, four hundred eighty-five billion, nine hundred thirty-nine million, eight hundred fifty-five thousand, three hundred twenty".