1155200598099 has 40 divisors (see below), whose sum is σ = 1747774645760. Its totient is φ = 760271778864.

The previous prime is 1155200598091. The next prime is 1155200598121. The reversal of 1155200598099 is 9908950025511.

1155200598099 is a `hidden beast` number, since 1 + 1 + 552 + 0 + 0 + 5 + 9 + 80 + 9 + 9 = 666.

It is not a de Polignac number, because 1155200598099 - 2³ = 1155200598091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155200598091) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 80511444 + ... + 80525790.

It is an arithmetic number, because the mean of its divisors is an integer number (43694366144).

Almost surely, 2^{1155200598099} is an apocalyptic number.

1155200598099 is a deficient number, since it is larger than the sum of its proper divisors (592574047661).

1155200598099 is a wasteful number, since it uses less digits than its factorization.

1155200598099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27021 (or 27012 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 54.

The spelling of 1155200598099 in words is "one trillion, one hundred fifty-five billion, two hundred million, five hundred ninety-eight thousand, ninety-nine".