1566013164 has 24 divisors (see below), whose sum is σ = 3715965120. Its totient is φ = 513156624.

The previous prime is 1566013153. The next prime is 1566013171. The reversal of 1566013164 is 4613106651.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105234 + ... + 1106649.

It is an arithmetic number, because the mean of its divisors is an integer number (154831880).

Almost surely, 2^1566013164 is an apocalyptic number.

It is an amenable number.

1566013164 is an abundant number, since it is smaller than the sum of its proper divisors (2149951956).

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

1566013164 is a wasteful number, since it uses less digits than its factorization.

1566013164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211949 (or 2211947 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1566013164 is about 39572.8842011800. The cubic root of 1566013164 is about 1161.2662460886.

The spelling of 1566013164 in words is "one billion, five hundred sixty-six million, thirteen thousand, one hundred sixty-four".