25527828773 has 4 divisors (see below), whose sum is σ = 25766406720. Its totient is φ = 25289250828.

The previous prime is 25527828769. The next prime is 25527828827. The reversal of 25527828773 is 37782872552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25527828773 - 2² = 25527828769 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 (25527828713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119288813 + ... + 119289026.

It is an arithmetic number, because the mean of its divisors is an integer number (6441601680).

Almost surely, 2^25527828773 is an apocalyptic number.

It is an amenable number.

25527828773 is a deficient number, since it is larger than the sum of its proper divisors (238577947).

25527828773 is a wasteful number, since it uses less digits than its factorization.

25527828773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238577946.

The product of its digits is 13171200, while the sum is 56.

The spelling of 25527828773 in words is "twenty-five billion, five hundred twenty-seven million, eight hundred twenty-eight thousand, seven hundred seventy-three".