1113621343560 has 192 divisors, whose sum is σ = 3949280712000. Its totient is φ = 269901335040.

The previous prime is 1113621343517. The next prime is 1113621343567. The reversal of 1113621343560 is 653431263111.

1113621343560 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 6 + 213 + 435 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1113621343567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16832626 + ... + 16898654.

It is an arithmetic number, because the mean of its divisors is an integer number (20569170375).

Almost surely, 2^{1113621343560} is an apocalyptic number.

1113621343560 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 1113621343560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1974640356000).

1113621343560 is an abundant number, since it is smaller than the sum of its proper divisors (2835659368440).

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

1113621343560 is a wasteful number, since it uses less digits than its factorization.

1113621343560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70316 (or 70309 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 1113621343560 in words is "one trillion, one hundred thirteen billion, six hundred twenty-one million, three hundred forty-three thousand, five hundred sixty".