26462642004 has 120 divisors (see below), whose sum is σ = 70718266080. Its totient is φ = 8626129344.

The previous prime is 26462641999. The next prime is 26462642009. The reversal of 26462642004 is 40024626462.

26462642004 is a `hidden beast` number, since 2 + 6 + 4 + 6 + 2 + 642 + 0 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (26462641999) and next prime (26462642009).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 26462642004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26462642009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3762339 + ... + 3769365.

It is an arithmetic number, because the mean of its divisors is an integer number (589318884).

Almost surely, 2^26462642004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26462642004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35359133040).

26462642004 is an abundant number, since it is smaller than the sum of its proper divisors (44255624076).

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

26462642004 is a wasteful number, since it uses less digits than its factorization.

26462642004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7299 (or 7288 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 26462642004 in words is "twenty-six billion, four hundred sixty-two million, six hundred forty-two thousand, four".