26252515025 has 12 divisors (see below), whose sum is σ = 35512493424. Its totient is φ = 19092738000.

The previous prime is 26252514983. The next prime is 26252515049. The reversal of 26252515025 is 52051525262.

It is not a de Polignac number, because 26252515025 - 2¹⁴ = 26252498641 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 11 ways as a sum of consecutive naturals, for example, 47731571 + ... + 47732120.

It is an arithmetic number, because the mean of its divisors is an integer number (2959374452).

Almost surely, 2^26252515025 is an apocalyptic number.

26252515025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26252515025 is a deficient number, since it is larger than the sum of its proper divisors (9259978399).

26252515025 is a wasteful number, since it uses less digits than its factorization.

26252515025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95463712 (or 95463707 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 26252515025 in words is "twenty-six billion, two hundred fifty-two million, five hundred fifteen thousand, twenty-five".