26175420925 has 6 divisors (see below), whose sum is σ = 32457521978. Its totient is φ = 20940336720.

The previous prime is 26175420907. The next prime is 26175420949. The reversal of 26175420925 is 52902457162.

It can be written as a sum of positive squares in 3 ways, for example, as 435389956 + 25740030969 = 20866^2 + 160437^2 .

It is not a de Polignac number, because 26175420925 - 2⁵ = 26175420893 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 5 ways as a sum of consecutive naturals, for example, 523508394 + ... + 523508443.

Almost surely, 2^26175420925 is an apocalyptic number.

26175420925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26175420925 is a deficient number, since it is larger than the sum of its proper divisors (6282101053).

26175420925 is a wasteful number, since it uses less digits than its factorization.

26175420925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047016847 (or 1047016842 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 26175420925 in words is "twenty-six billion, one hundred seventy-five million, four hundred twenty thousand, nine hundred twenty-five".