1155346480559 has 16 divisors (see below), whose sum is σ = 1167655420800. Its totient is φ = 1143116029440.

The previous prime is 1155346480553. The next prime is 1155346480597. The reversal of 1155346480559 is 9550846435511.

It is a cyclic number.

It is not a de Polignac number, because 1155346480559 - 2²⁴ = 1155329703343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155346480553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34784042 + ... + 34817240.

It is an arithmetic number, because the mean of its divisors is an integer number (72978463800).

Almost surely, 2^{1155346480559} is an apocalyptic number.

1155346480559 is a deficient number, since it is larger than the sum of its proper divisors (12308940241).

1155346480559 is a wasteful number, since it uses less digits than its factorization.

1155346480559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34370.

The product of its (nonzero) digits is 12960000, while the sum is 56.

The spelling of 1155346480559 in words is "one trillion, one hundred fifty-five billion, three hundred forty-six million, four hundred eighty thousand, five hundred fifty-nine".