26347525225 has 48 divisors (see below), whose sum is σ = 41253573888. Its totient is φ = 16264765440.

The previous prime is 26347525213. The next prime is 26347525241. The reversal of 26347525225 is 52252574362.

It is not a de Polignac number, because 26347525225 - 2¹⁷ = 26347394153 is a prime.

It is a super-2 number, since 2×26347525225² (a number of 22 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 124104 + ... + 260953.

It is an arithmetic number, because the mean of its divisors is an integer number (859449456).

Almost surely, 2^26347525225 is an apocalyptic number.

26347525225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26347525225 is a deficient number, since it is larger than the sum of its proper divisors (14906048663).

26347525225 is a wasteful number, since it uses less digits than its factorization.

26347525225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385114 (or 385109 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 43.

The spelling of 26347525225 in words is "twenty-six billion, three hundred forty-seven million, five hundred twenty-five thousand, two hundred twenty-five".