2546240256 has 108 divisors (see below), whose sum is σ = 8390268432. Its totient is φ = 727492608.

The previous prime is 2546240251. The next prime is 2546240317. The reversal of 2546240256 is 6520426452.

2546240256 is a `hidden beast` number, since 2 + 5 + 4 + 624 + 0 + 25 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2546240256.

It is not an unprimeable number, because it can be changed into a prime (2546240251) 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, 62811 + ... + 95066.

Almost surely, 2^2546240256 is an apocalyptic number.

It is an amenable number.

2546240256 is an abundant number, since it is smaller than the sum of its proper divisors (5844028176).

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

2546240256 is a wasteful number, since it uses less digits than its factorization.

2546240256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157906 (or 157889 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 2546240256 is about 50460.2839468824. The cubic root of 2546240256 is about 1365.5254331079.

The spelling of 2546240256 in words is "two billion, five hundred forty-six million, two hundred forty thousand, two hundred fifty-six".