25274422927 has 4 divisors (see below), whose sum is σ = 27218609320. Its totient is φ = 23330236536.

The previous prime is 25274422909. The next prime is 25274422933. The reversal of 25274422927 is 72922447252.

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 25274422927 - 2¹¹ = 25274420879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25274422967) 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, 972093177 + ... + 972093202.

It is an arithmetic number, because the mean of its divisors is an integer number (6804652330).

Almost surely, 2^25274422927 is an apocalyptic number.

25274422927 is a deficient number, since it is larger than the sum of its proper divisors (1944186393).

25274422927 is a wasteful number, since it uses less digits than its factorization.

25274422927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944186392.

The product of its digits is 1128960, while the sum is 46.

The spelling of 25274422927 in words is "twenty-five billion, two hundred seventy-four million, four hundred twenty-two thousand, nine hundred twenty-seven".