26442664682004 has 36 divisors (see below), whose sum is σ = 66883404684096. Its totient is φ = 8808653492688.

The previous prime is 26442664681963. The next prime is 26442664682009. The reversal of 26442664682004 is 40028646624462.

26442664682004 is a `hidden beast` number, since 2 + 6 + 4 + 426 + 6 + 4 + 6 + 8 + 200 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26442664682009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231945054 + ... + 232059029.

It is an arithmetic number, because the mean of its divisors is an integer number (1857872352336).

Almost surely, 2^{26442664682004} is an apocalyptic number.

It is an amenable number.

26442664682004 is an abundant number, since it is smaller than the sum of its proper divisors (40440740002092).

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

26442664682004 is a wasteful number, since it uses less digits than its factorization.

26442664682004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464005676 (or 464005671 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 54.

The spelling of 26442664682004 in words is "twenty-six trillion, four hundred forty-two billion, six hundred sixty-four million, six hundred eighty-two thousand, four".