1145591355680 has 24 divisors (see below), whose sum is σ = 2706459578172. Its totient is φ = 458236542208.

The previous prime is 1145591355593. The next prime is 1145591355697. The reversal of 1145591355680 is 865531955411.

It can be written as a sum of positive squares in 2 ways, for example, as 1109221814416 + 36369541264 = 1053196^2 + 190708^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3579972827 + ... + 3579973146.

Almost surely, 2^{1145591355680} is an apocalyptic number.

1145591355680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145591355680 is an abundant number, since it is smaller than the sum of its proper divisors (1560868222492).

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

1145591355680 is an equidigital number, since it uses as much as digits as its factorization.

1145591355680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7159945988 (or 7159945980 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 53.

The spelling of 1145591355680 in words is "one trillion, one hundred forty-five billion, five hundred ninety-one million, three hundred fifty-five thousand, six hundred eighty".