2165000945158 has 8 divisors (see below), whose sum is σ = 3438530912952. Its totient is φ = 1018823974176.

The previous prime is 2165000945147. The next prime is 2165000945179. The reversal of 2165000945158 is 8515490005612.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 31838249160 + ... + 31838249227.

It is an arithmetic number, because the mean of its divisors is an integer number (429816364119).

Almost surely, 2^{2165000945158} is an apocalyptic number.

2165000945158 is a deficient number, since it is larger than the sum of its proper divisors (1273529967794).

2165000945158 is a wasteful number, since it uses less digits than its factorization.

2165000945158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63676498406.

The product of its (nonzero) digits is 432000, while the sum is 46.

The spelling of 2165000945158 in words is "two trillion, one hundred sixty-five billion, nine hundred forty-five thousand, one hundred fifty-eight".