2545654347 has 12 divisors (see below), whose sum is σ = 3731938600. Its totient is φ = 1671772608.

The previous prime is 2545654339. The next prime is 2545654351. The reversal of 2545654347 is 7434565452.

2545654347 is a `hidden beast` number, since 2 + 5 + 4 + 565 + 43 + 47 = 666.

It is not a de Polignac number, because 2545654347 - 2³ = 2545654339 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545654327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2110222 + ... + 2111427.

Almost surely, 2^2545654347 is an apocalyptic number.

2545654347 is a deficient number, since it is larger than the sum of its proper divisors (1186284253).

2545654347 is a wasteful number, since it uses less digits than its factorization.

2545654347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221722 (or 4221719 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 45.

The square root of 2545654347 is about 50454.4779677681. The cubic root of 2545654347 is about 1365.4206858550.

The spelling of 2545654347 in words is "two billion, five hundred forty-five million, six hundred fifty-four thousand, three hundred forty-seven".