2545706467 has 4 divisors (see below), whose sum is σ = 2548901376. Its totient is φ = 2542511560.

The previous prime is 2545706459. The next prime is 2545706483. The reversal of 2545706467 is 7646075452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2545706467 - 2³ = 2545706459 is a prime.

It is a super-2 number, since 2×2545706467² = 12961242832251244178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545706437) 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 3 ways as a sum of consecutive naturals, for example, 1596259 + ... + 1597852.

It is an arithmetic number, because the mean of its divisors is an integer number (637225344).

Almost surely, 2^2545706467 is an apocalyptic number.

2545706467 is a deficient number, since it is larger than the sum of its proper divisors (3194909).

2545706467 is an equidigital number, since it uses as much as digits as its factorization.

2545706467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194908.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The square root of 2545706467 is about 50454.9944703198. The cubic root of 2545706467 is about 1365.4300043812.

The spelling of 2545706467 in words is "two billion, five hundred forty-five million, seven hundred six thousand, four hundred sixty-seven".