2565566116157 has 8 divisors (see below), whose sum is σ = 2874442626912. Its totient is φ = 2269296810000.

The previous prime is 2565566116133. The next prime is 2565566116213. The reversal of 2565566116157 is 7516116655652.

2565566116157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2565566116157 - 2¹⁴ = 2565566099773 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 (2565566116357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3151800719 + ... + 3151801532.

It is an arithmetic number, because the mean of its divisors is an integer number (359305328364).

Almost surely, 2^{2565566116157} is an apocalyptic number.

It is an amenable number.

2565566116157 is a deficient number, since it is larger than the sum of its proper divisors (308876510755).

2565566116157 is a wasteful number, since it uses less digits than its factorization.

2565566116157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6303602299.

The product of its digits is 11340000, while the sum is 56.

The spelling of 2565566116157 in words is "two trillion, five hundred sixty-five billion, five hundred sixty-six million, one hundred sixteen thousand, one hundred fifty-seven".