26261760425 has 6 divisors (see below), whose sum is σ = 32564582958. Its totient is φ = 21009408320.

The previous prime is 26261760337. The next prime is 26261760431. The reversal of 26261760425 is 52406716262.

It can be written as a sum of positive squares in 3 ways, for example, as 4257301504 + 22004458921 = 65248^2 + 148339^2 .

It is not a de Polignac number, because 26261760425 - 2¹⁶ = 26261694889 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 525235184 + ... + 525235233.

It is an arithmetic number, because the mean of its divisors is an integer number (5427430493).

Almost surely, 2^26261760425 is an apocalyptic number.

26261760425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26261760425 is a deficient number, since it is larger than the sum of its proper divisors (6302822533).

26261760425 is a wasteful number, since it uses less digits than its factorization.

26261760425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050470427 (or 1050470422 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 26261760425 in words is "twenty-six billion, two hundred sixty-one million, seven hundred sixty thousand, four hundred twenty-five".