13796366220 has 288 divisors, whose sum is σ = 51688361088. Its totient is φ = 2900606976.

The previous prime is 13796366197. The next prime is 13796366267. The reversal of 13796366220 is 2266369731.

13796366220 is a `hidden beast` number, since 1 + 3 + 7 + 9 + 636 + 6 + 2 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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, 5191132 + ... + 5193788.

It is an arithmetic number, because the mean of its divisors is an integer number (179473476).

Almost surely, 2^13796366220 is an apocalyptic number.

13796366220 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 13796366220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25844180544).

13796366220 is an abundant number, since it is smaller than the sum of its proper divisors (37891994868).

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

13796366220 is a wasteful number, since it uses less digits than its factorization.

13796366220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009 (or 3004 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 13796366220 in words is "thirteen billion, seven hundred ninety-six million, three hundred sixty-six thousand, two hundred twenty".