1566011160613 has 4 divisors (see below), whose sum is σ = 1575388473120. Its totient is φ = 1556633848108.

The previous prime is 1566011160611. The next prime is 1566011160667. The reversal of 1566011160613 is 3160611106651.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1566011160613 - 2¹ = 1566011160611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1566011160611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4688656003 + ... + 4688656336.

It is an arithmetic number, because the mean of its divisors is an integer number (393847118280).

Almost surely, 2^{1566011160613} is an apocalyptic number.

It is an amenable number.

1566011160613 is a deficient number, since it is larger than the sum of its proper divisors (9377312507).

1566011160613 is an equidigital number, since it uses as much as digits as its factorization.

1566011160613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9377312506.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 1566011160613 in words is "one trillion, five hundred sixty-six billion, eleven million, one hundred sixty thousand, six hundred thirteen".