1155603545760 has 48 divisors (see below), whose sum is σ = 3640151170656. Its totient is φ = 308160945408.

The previous prime is 1155603545753. The next prime is 1155603545797. The reversal of 1155603545760 is 675453065511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203753214 + ... + 1203754173.

It is an arithmetic number, because the mean of its divisors is an integer number (75836482722).

Almost surely, 2^{1155603545760} is an apocalyptic number.

1155603545760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155603545760 is an abundant number, since it is smaller than the sum of its proper divisors (2484547624896).

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

1155603545760 is a wasteful number, since it uses less digits than its factorization.

1155603545760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407507405 (or 2407507397 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 48.

The spelling of 1155603545760 in words is "one trillion, one hundred fifty-five billion, six hundred three million, five hundred forty-five thousand, seven hundred sixty".