26003256166104 has 256 divisors, whose sum is σ = 80247501619200. Its totient is φ = 6859963934208.

The previous prime is 26003256166099. The next prime is 26003256166123. The reversal of 26003256166104 is 40166165230062.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 17440867 + ... + 18873005.

It is an arithmetic number, because the mean of its divisors is an integer number (313466803200).

Almost surely, 2^{26003256166104} is an apocalyptic number.

26003256166104 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 26003256166104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40123750809600).

26003256166104 is an abundant number, since it is smaller than the sum of its proper divisors (54244245453096).

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

26003256166104 is a wasteful number, since it uses less digits than its factorization.

26003256166104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432342 (or 1432338 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 26003256166104 in words is "twenty-six trillion, three billion, two hundred fifty-six million, one hundred sixty-six thousand, one hundred four".