25053545467 has 4 divisors (see below), whose sum is σ = 25054344040. Its totient is φ = 25052746896.

The previous prime is 25053545459. The next prime is 25053545477. The reversal of 25053545467 is 76454535052.

It is a happy number.

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 25053545467 - 2³ = 25053545459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25053545437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350217 + ... + 415642.

It is an arithmetic number, because the mean of its divisors is an integer number (6263586010).

Almost surely, 2^25053545467 is an apocalyptic number.

25053545467 is a deficient number, since it is larger than the sum of its proper divisors (798573).

25053545467 is an equidigital number, since it uses as much as digits as its factorization.

25053545467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798572.

The product of its (nonzero) digits is 2520000, while the sum is 46.

The spelling of 25053545467 in words is "twenty-five billion, fifty-three million, five hundred forty-five thousand, four hundred sixty-seven".