1080105293520 has 640 divisors, whose sum is σ = 4198731264000. Its totient is φ = 252905379840.

The previous prime is 1080105293497. The next prime is 1080105293573. The reversal of 1080105293520 is 253925010801.

1080105293520 is a `hidden beast` number, since 1 + 0 + 8 + 0 + 105 + 29 + 3 + 520 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 122193261 + ... + 122202099.

It is an arithmetic number, because the mean of its divisors is an integer number (6560517600).

Almost surely, 2^{1080105293520} is an apocalyptic number.

1080105293520 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 1080105293520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2099365632000).

1080105293520 is an abundant number, since it is smaller than the sum of its proper divisors (3118625970480).

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

1080105293520 is a wasteful number, since it uses less digits than its factorization.

1080105293520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9048 (or 9036 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 1080105293520 in words is "one trillion, eighty billion, one hundred five million, two hundred ninety-three thousand, five hundred twenty".