2150736665 has 48 divisors (see below), whose sum is σ = 3292622784. Its totient is φ = 1333584000.

The previous prime is 2150736659. The next prime is 2150736677. The reversal of 2150736665 is 5666370512.

It is not a de Polignac number, because 2150736665 - 2⁸ = 2150736409 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 528890 + ... + 532940.

It is an arithmetic number, because the mean of its divisors is an integer number (68596308).

Almost surely, 2^2150736665 is an apocalyptic number.

It is an amenable number.

2150736665 is a deficient number, since it is larger than the sum of its proper divisors (1141886119).

2150736665 is a wasteful number, since it uses less digits than its factorization.

2150736665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4278 (or 4271 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 2150736665 is about 46376.0354601382. The cubic root of 2150736665 is about 1290.8102725501.

The spelling of 2150736665 in words is "two billion, one hundred fifty million, seven hundred thirty-six thousand, six hundred sixty-five".