1155270042688 has 28 divisors (see below), whose sum is σ = 2296316260800. Its totient is φ = 576670669952.

The previous prime is 1155270042659. The next prime is 1155270042749. The reversal of 1155270042688 is 8862400725511.

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, 15029356 + ... + 15106027.

Almost surely, 2^{1155270042688} is an apocalyptic number.

It is an amenable number.

1155270042688 is a deficient number, since it is larger than the sum of its proper divisors (1141046218112).

1155270042688 is an equidigital number, since it uses as much as digits as its factorization.

1155270042688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30135994 (or 30135984 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 1155270042688 in words is "one trillion, one hundred fifty-five billion, two hundred seventy million, forty-two thousand, six hundred eighty-eight".