2547450256 has 20 divisors (see below), whose sum is σ = 5315353372. Its totient is φ = 1175746176.

The previous prime is 2547450233. The next prime is 2547450263. The reversal of 2547450256 is 6520547452.

It can be written as a sum of positive squares in 2 ways, for example, as 1718931600 + 828518656 = 41460^2 + 28784^2 .

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, 6123471 + ... + 6123886.

Almost surely, 2^2547450256 is an apocalyptic number.

2547450256 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2547450256 is an abundant number, since it is smaller than the sum of its proper divisors (2767903116).

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

2547450256 is a wasteful number, since it uses less digits than its factorization.

2547450256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12247378 (or 12247372 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 40.

The square root of 2547450256 is about 50472.2721501618. The cubic root of 2547450256 is about 1365.7417028428.

The spelling of 2547450256 in words is "two billion, five hundred forty-seven million, four hundred fifty thousand, two hundred fifty-six".