26416662036480 has 720 divisors, whose sum is σ = 95659864460160. Its totient is φ = 6993031200768.

The previous prime is 26416662036469. The next prime is 26416662036493. The reversal of 26416662036480 is 8463026661462.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2767007067 + ... + 2767016613.

Almost surely, 2^{26416662036480} is an apocalyptic number.

26416662036480 is a gapful number since it is divisible by the number (20) 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 26416662036480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47829932230080).

26416662036480 is an abundant number, since it is smaller than the sum of its proper divisors (69243202423680).

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

26416662036480 is an frugal number, since it uses more digits than its factorization.

26416662036480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9734 (or 9696 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 54.

The spelling of 26416662036480 in words is "twenty-six trillion, four hundred sixteen billion, six hundred sixty-two million, thirty-six thousand, four hundred eighty".