2015016566 has 8 divisors (see below), whose sum is σ = 3025154304. Its totient is φ = 1006631800.

The previous prime is 2015016547. The next prime is 2015016569. The reversal of 2015016566 is 6656105102.

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

It is a super-2 number, since 2×2015016566² = 8120583522508864712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2015016569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435365 + ... + 439968.

It is an arithmetic number, because the mean of its divisors is an integer number (378144288).

Almost surely, 2^2015016566 is an apocalyptic number.

2015016566 is a deficient number, since it is larger than the sum of its proper divisors (1010137738).

2015016566 is a wasteful number, since it uses less digits than its factorization.

2015016566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876486.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 2015016566 is about 44888.9358973901. The cubic root of 2015016566 is about 1263.0664720076.

The spelling of 2015016566 in words is "two billion, fifteen million, sixteen thousand, five hundred sixty-six".