25005360266805 has 16 divisors (see below), whose sum is σ = 40174587123264. Its totient is φ = 13280855243520.

The previous prime is 25005360266771. The next prime is 25005360266891. The reversal of 25005360266805 is 50866206350052.

It is not a de Polignac number, because 25005360266805 - 2¹⁴ = 25005360250421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3458552439 + ... + 3458559668.

It is an arithmetic number, because the mean of its divisors is an integer number (2510911695204).

Almost surely, 2^{25005360266805} is an apocalyptic number.

It is an amenable number.

25005360266805 is a deficient number, since it is larger than the sum of its proper divisors (15169226856459).

25005360266805 is a wasteful number, since it uses less digits than its factorization.

25005360266805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6917112356.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 25005360266805 in words is "twenty-five trillion, five billion, three hundred sixty million, two hundred sixty-six thousand, eight hundred five".