1165160510650 has 48 divisors (see below), whose sum is σ = 2172485561400. Its totient is φ = 464928629760.

The previous prime is 1165160510587. The next prime is 1165160510653. The reversal of 1165160510650 is 560150615611.

It can be written as a sum of positive squares in 12 ways, for example, as 164674451601 + 1000486059049 = 405801^2 + 1000243^2 .

It is not an unprimeable number, because it can be changed into a prime (1165160510653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34486966 + ... + 34520734.

Almost surely, 2^{1165160510650} is an apocalyptic number.

1165160510650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165160510650 is a deficient number, since it is larger than the sum of its proper divisors (1007325050750).

1165160510650 is a wasteful number, since it uses less digits than its factorization.

1165160510650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35443 (or 35438 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 1165160510650 in words is "one trillion, one hundred sixty-five billion, one hundred sixty million, five hundred ten thousand, six hundred fifty".