2431671256 has 48 divisors (see below), whose sum is σ = 5344372440. Its totient is φ = 1034167680.

The previous prime is 2431671227. The next prime is 2431671259. The reversal of 2431671256 is 6521761342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2431671259) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27676 + ... + 75028.

Almost surely, 2^2431671256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2431671256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2672186220).

2431671256 is an abundant number, since it is smaller than the sum of its proper divisors (2912701184).

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

2431671256 is a wasteful number, since it uses less digits than its factorization.

2431671256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47504 (or 47493 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 2431671256 is about 49311.9788286781. The cubic root of 2431671256 is about 1344.7295662806.

The spelling of 2431671256 in words is "two billion, four hundred thirty-one million, six hundred seventy-one thousand, two hundred fifty-six".