2431154256 has 20 divisors (see below), whose sum is σ = 6280481952. Its totient is φ = 810384736.

The previous prime is 2431154249. The next prime is 2431154273. The reversal of 2431154256 is 6524511342.

It is a super-2 number, since 2×2431154256² = 11821022032933827072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25324476 + ... + 25324571.

Almost surely, 2^2431154256 is an apocalyptic number.

It is an amenable number.

2431154256 is an abundant number, since it is smaller than the sum of its proper divisors (3849327696).

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

2431154256 is a wasteful number, since it uses less digits than its factorization.

2431154256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50649058 (or 50649052 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 2431154256 is about 49306.7364160314. The cubic root of 2431154256 is about 1344.6342581038.

Adding to 2431154256 its reverse (6524511342), we get a palindrome (8955665598).

The spelling of 2431154256 in words is "two billion, four hundred thirty-one million, one hundred fifty-four thousand, two hundred fifty-six".