26079105546 has 144 divisors (see below), whose sum is σ = 63907552800. Its totient is φ = 7966745280.

The previous prime is 26079105523. The next prime is 26079105551. The reversal of 26079105546 is 64550197062.

26079105546 is a `hidden beast` number, since 2 + 6 + 0 + 7 + 91 + 0 + 554 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 12236901 + ... + 12239031.

It is an arithmetic number, because the mean of its divisors is an integer number (443802450).

Almost surely, 2^26079105546 is an apocalyptic number.

26079105546 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 26079105546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31953776400).

26079105546 is an abundant number, since it is smaller than the sum of its proper divisors (37828447254).

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

26079105546 is a wasteful number, since it uses less digits than its factorization.

26079105546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 26079105546 in words is "twenty-six billion, seventy-nine million, one hundred five thousand, five hundred forty-six".