26425127957 has 4 divisors (see below), whose sum is σ = 26426142240. Its totient is φ = 26424113676.

The previous prime is 26425127921. The next prime is 26425127987. The reversal of 26425127957 is 75972152462.

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 26425127957 - 2⁶ = 26425127893 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 (26425127987) 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, 467003 + ... + 520520.

It is an arithmetic number, because the mean of its divisors is an integer number (6606535560).

Almost surely, 2^26425127957 is an apocalyptic number.

It is an amenable number.

26425127957 is a deficient number, since it is larger than the sum of its proper divisors (1014283).

26425127957 is an equidigital number, since it uses as much as digits as its factorization.

26425127957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014282.

The product of its digits is 2116800, while the sum is 50.

The spelling of 26425127957 in words is "twenty-six billion, four hundred twenty-five million, one hundred twenty-seven thousand, nine hundred fifty-seven".