26467720704 has 200 divisors, whose sum is σ = 79290438480. Its totient is φ = 8790073344.

The previous prime is 26467720663. The next prime is 26467720709. The reversal of 26467720704 is 40702776462.

It is a self number, because there is not a number n which added to its sum of digits gives 26467720704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26467720709) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12979717 + ... + 12981755.

Almost surely, 2^26467720704 is an apocalyptic number.

26467720704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26467720704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39645219240).

26467720704 is an abundant number, since it is smaller than the sum of its proper divisors (52822717776).

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

26467720704 is an equidigital number, since it uses as much as digits as its factorization.

26467720704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382 (or 2357 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 26467720704 in words is "twenty-six billion, four hundred sixty-seven million, seven hundred twenty thousand, seven hundred four".