26086809499056 has 60 divisors (see below), whose sum is σ = 73010801719440. Its totient is φ = 8695130693760.

The previous prime is 26086809498979. The next prime is 26086809499087. The reversal of 26086809499056 is 65099490868062.

26086809499056 is a `hidden beast` number, since 2 + 6 + 0 + 8 + 6 + 80 + 9 + 499 + 0 + 56 = 666.

It is a super-2 number, since 2×26086809499056² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2257155 + ... + 7567586.

It is an arithmetic number, because the mean of its divisors is an integer number (1216846695324).

Almost surely, 2^{26086809499056} is an apocalyptic number.

It is an amenable number.

26086809499056 is an abundant number, since it is smaller than the sum of its proper divisors (46923992220384).

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

26086809499056 is a wasteful number, since it uses less digits than its factorization.

26086809499056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9843194 (or 9843185 counting only the distinct ones).

The product of its (nonzero) digits is 403107840, while the sum is 72.

The spelling of 26086809499056 in words is "twenty-six trillion, eighty-six billion, eight hundred nine million, four hundred ninety-nine thousand, fifty-six".