25254223467 has 16 divisors (see below), whose sum is σ = 36793961472. Its totient is φ = 15280362720.

The previous prime is 25254223457. The next prime is 25254223523. The reversal of 25254223467 is 76432245252.

It is a happy number.

It is not a de Polignac number, because 25254223467 - 2⁴ = 25254223451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25254223447) 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 15 ways as a sum of consecutive naturals, for example, 610348 + ... + 650409.

It is an arithmetic number, because the mean of its divisors is an integer number (2299622592).

Almost surely, 2^25254223467 is an apocalyptic number.

25254223467 is a deficient number, since it is larger than the sum of its proper divisors (11539738005).

25254223467 is a wasteful number, since it uses less digits than its factorization.

25254223467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261378.

The product of its digits is 806400, while the sum is 42.

The spelling of 25254223467 in words is "twenty-five billion, two hundred fifty-four million, two hundred twenty-three thousand, four hundred sixty-seven".