1150055005500 has 72 divisors (see below), whose sum is σ = 3628040204880. Its totient is φ = 306681333600.

The previous prime is 1150055005493. The next prime is 1150055005513. The reversal of 1150055005500 is 55005500511.

1150055005500 is a `hidden beast` number, since 1 + 150 + 0 + 5 + 5 + 0 + 0 + 5 + 500 = 666.

1150055005500 is a modest number, since divided by 55005500 gives 11500 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127779390 + ... + 127788389.

It is an arithmetic number, because the mean of its divisors is an integer number (50389447290).

Almost surely, 2^{1150055005500} is an apocalyptic number.

1150055005500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150055005500 is an abundant number, since it is smaller than the sum of its proper divisors (2477985199380).

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

1150055005500 is a wasteful number, since it uses less digits than its factorization.

1150055005500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255567804 (or 255567789 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The spelling of 1150055005500 in words is "one trillion, one hundred fifty billion, fifty-five million, five thousand, five hundred".