26411247925 has 12 divisors (see below), whose sum is σ = 32752090116. Its totient is φ = 21127616000.

The previous prime is 26411247917. The next prime is 26411247931. The reversal of 26411247925 is 52974211462.

It can be written as a sum of positive squares in 6 ways, for example, as 433222596 + 25978025329 = 20814^2 + 161177^2 .

It is not a de Polignac number, because 26411247925 - 2³ = 26411247917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 547275 + ... + 593575.

It is an arithmetic number, because the mean of its divisors is an integer number (2729340843).

Almost surely, 2^26411247925 is an apocalyptic number.

26411247925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26411247925 is a deficient number, since it is larger than the sum of its proper divisors (6340842191).

26411247925 is a wasteful number, since it uses less digits than its factorization.

26411247925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69128 (or 69123 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The spelling of 26411247925 in words is "twenty-six billion, four hundred eleven million, two hundred forty-seven thousand, nine hundred twenty-five".