26104355487012 has 96 divisors (see below), whose sum is σ = 68661132632064. Its totient is φ = 7647399590400.

The previous prime is 26104355486941. The next prime is 26104355487071. The reversal of 26104355487012 is 21078455340162.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 733113 + ... + 7262655.

It is an arithmetic number, because the mean of its divisors is an integer number (715220131584).

Almost surely, 2^{26104355487012} is an apocalyptic number.

26104355487012 is a gapful number since it is divisible by the number (22) 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 26104355487012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34330566316032).

26104355487012 is an abundant number, since it is smaller than the sum of its proper divisors (42556777145052).

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

26104355487012 is a wasteful number, since it uses less digits than its factorization.

26104355487012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6530569 (or 6530567 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 26104355487012 in words is "twenty-six trillion, one hundred four billion, three hundred fifty-five million, four hundred eighty-seven thousand, twelve".