26402126704680 has 256 divisors, whose sum is σ = 80241253689600. Its totient is φ = 6949353922560.

The previous prime is 26402126704651. The next prime is 26402126704729. The reversal of 26402126704680 is 8640762120462.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1615887951 + ... + 1615904289.

It is an arithmetic number, because the mean of its divisors is an integer number (313442397225).

Almost surely, 2^{26402126704680} is an apocalyptic number.

26402126704680 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 26402126704680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40120626844800).

26402126704680 is an abundant number, since it is smaller than the sum of its proper divisors (53839126984920).

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

26402126704680 is a wasteful number, since it uses less digits than its factorization.

26402126704680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17084 (or 17080 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 26402126704680 in words is "twenty-six trillion, four hundred two billion, one hundred twenty-six million, seven hundred four thousand, six hundred eighty".