1155328809560 has 16 divisors (see below), whose sum is σ = 2599489821600. Its totient is φ = 462131523808.

The previous prime is 1155328809559. The next prime is 1155328809563. The reversal of 1155328809560 is 659088235511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155328809563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14441610080 + ... + 14441610159.

It is an arithmetic number, because the mean of its divisors is an integer number (162468113850).

Almost surely, 2^{1155328809560} is an apocalyptic number.

1155328809560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155328809560 is an abundant number, since it is smaller than the sum of its proper divisors (1444161012040).

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

1155328809560 is a wasteful number, since it uses less digits than its factorization.

1155328809560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28883220250 (or 28883220246 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 53.

The spelling of 1155328809560 in words is "one trillion, one hundred fifty-five billion, three hundred twenty-eight million, eight hundred nine thousand, five hundred sixty".