2555634563161 has 8 divisors (see below), whose sum is σ = 2631673755648. Its totient is φ = 2480248068000.

The previous prime is 2555634563117. The next prime is 2555634563269. The reversal of 2555634563161 is 1613654365552.

2555634563161 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 2555634563161 - 2¹⁹ = 2555634038873 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2555634563099 and 2555634563108.

It is not an unprimeable number, because it can be changed into a prime (2555434563161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163166385 + ... + 163182046.

It is an arithmetic number, because the mean of its divisors is an integer number (328959219456).

Almost surely, 2^{2555634563161} is an apocalyptic number.

It is an amenable number.

2555634563161 is a deficient number, since it is larger than the sum of its proper divisors (76039192487).

2555634563161 is a wasteful number, since it uses less digits than its factorization.

2555634563161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326348663.

The product of its digits is 9720000, while the sum is 52.

The spelling of 2555634563161 in words is "two trillion, five hundred fifty-five billion, six hundred thirty-four million, five hundred sixty-three thousand, one hundred sixty-one".