25576967775 has 12 divisors (see below), whose sum is σ = 42287253512. Its totient is φ = 13641049440.

The previous prime is 25576967723. The next prime is 25576967791. The reversal of 25576967775 is 57776967552.

It is not a de Polignac number, because 25576967775 - 2¹⁸ = 25576705631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 170513044 + ... + 170513193.

Almost surely, 2^25576967775 is an apocalyptic number.

25576967775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25576967775 is a deficient number, since it is larger than the sum of its proper divisors (16710285737).

25576967775 is a wasteful number, since it uses less digits than its factorization.

25576967775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341026250 (or 341026245 counting only the distinct ones).

The product of its digits is 194481000, while the sum is 66.

The spelling of 25576967775 in words is "twenty-five billion, five hundred seventy-six million, nine hundred sixty-seven thousand, seven hundred seventy-five".