1165820315000 has 80 divisors (see below), whose sum is σ = 2979836865720. Its totient is φ = 423934640000.

The previous prime is 1165820314987. The next prime is 1165820315017. The reversal of 1165820315000 is 5130285611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10543367 + ... + 10653366.

Almost surely, 2^{1165820315000} is an apocalyptic number.

1165820315000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1165820315000 is an abundant number, since it is smaller than the sum of its proper divisors (1814016550720).

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

1165820315000 is a wasteful number, since it uses less digits than its factorization.

1165820315000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21196770 (or 21196751 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 1165820315000 in words is "one trillion, one hundred sixty-five billion, eight hundred twenty million, three hundred fifteen thousand".