4012660165 has 16 divisors (see below), whose sum is σ = 4850817408. Its totient is φ = 3186421056.

The previous prime is 4012660121. The next prime is 4012660177. The reversal of 4012660165 is 5610662104.

It is a cyclic number.

It is not a de Polignac number, because 4012660165 - 2⁹ = 4012659653 is a prime.

It is a super-2 number, since 2×4012660165² = 32202883199555654450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020894 + ... + 1024816.

It is an arithmetic number, because the mean of its divisors is an integer number (303176088).

Almost surely, 2^4012660165 is an apocalyptic number.

It is an amenable number.

4012660165 is a deficient number, since it is larger than the sum of its proper divisors (838157243).

4012660165 is a wasteful number, since it uses less digits than its factorization.

4012660165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4012660165 is about 63345.5615256507. The cubic root of 4012660165 is about 1589.0740181419.

The spelling of 4012660165 in words is "four billion, twelve million, six hundred sixty thousand, one hundred sixty-five".