1155075506700 has 36 divisors (see below), whose sum is σ = 3342018466920. Its totient is φ = 308020135040.

The previous prime is 1155075506687. The next prime is 1155075506701. The reversal of 1155075506700 is 76055705511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1155075506701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1925125545 + ... + 1925126144.

Almost surely, 2^{1155075506700} is an apocalyptic number.

1155075506700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155075506700 is an abundant number, since it is smaller than the sum of its proper divisors (2186942960220).

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

1155075506700 is a wasteful number, since it uses less digits than its factorization.

1155075506700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850251706 (or 3850251699 counting only the distinct ones).

The product of its (nonzero) digits is 183750, while the sum is 42.

The spelling of 1155075506700 in words is "one trillion, one hundred fifty-five billion, seventy-five million, five hundred six thousand, seven hundred".