2559631147 has 4 divisors (see below), whose sum is σ = 2647894320. Its totient is φ = 2471367976.

The previous prime is 2559631133. The next prime is 2559631169. The reversal of 2559631147 is 7411369552.

2559631147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2559631147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2559631117) 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, 44131543 + ... + 44131600.

It is an arithmetic number, because the mean of its divisors is an integer number (661973580).

Almost surely, 2^2559631147 is an apocalyptic number.

2559631147 is a deficient number, since it is larger than the sum of its proper divisors (88263173).

2559631147 is an equidigital number, since it uses as much as digits as its factorization.

2559631147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88263172.

The product of its digits is 226800, while the sum is 43.

The square root of 2559631147 is about 50592.7973826315. The cubic root of 2559631147 is about 1367.9150531692.

The spelling of 2559631147 in words is "two billion, five hundred fifty-nine million, six hundred thirty-one thousand, one hundred forty-seven".