25834291806606 has 64 divisors (see below), whose sum is σ = 56492116623360. Its totient is φ = 7840729198080.

The previous prime is 25834291806601. The next prime is 25834291806667. The reversal of 25834291806606 is 60660819243852.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 25834291806606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25834291806601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7793955 + ... + 10602561.

It is an arithmetic number, because the mean of its divisors is an integer number (882689322240).

Almost surely, 2^{25834291806606} is an apocalyptic number.

25834291806606 is an abundant number, since it is smaller than the sum of its proper divisors (30657824816754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25834291806606 is a wasteful number, since it uses less digits than its factorization.

25834291806606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811569.

The product of its (nonzero) digits is 29859840, while the sum is 60.

The spelling of 25834291806606 in words is "twenty-five trillion, eight hundred thirty-four billion, two hundred ninety-one million, eight hundred six thousand, six hundred six".