25996822471686 has 32 divisors (see below), whose sum is σ = 58550028327936. Its totient is φ = 7623701604000.

The previous prime is 25996822471649. The next prime is 25996822471687. The reversal of 25996822471686 is 68617422869952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25996822471687) 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 15 ways as a sum of consecutive naturals, for example, 6353082625 + ... + 6353086716.

It is an arithmetic number, because the mean of its divisors is an integer number (1829688385248).

Almost surely, 2^{25996822471686} is an apocalyptic number.

25996822471686 is an abundant number, since it is smaller than the sum of its proper divisors (32553205856250).

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

25996822471686 is a wasteful number, since it uses less digits than its factorization.

25996822471686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12706169388.

The product of its digits is 1254113280, while the sum is 75.

The spelling of 25996822471686 in words is "twenty-five trillion, nine hundred ninety-six billion, eight hundred twenty-two million, four hundred seventy-one thousand, six hundred eighty-six".