26556134274144 has 96 divisors (see below), whose sum is σ = 78916814252640. Its totient is φ = 8685025030656.

The previous prime is 26556134274127. The next prime is 26556134274167. The reversal of 26556134274144 is 44147243165562.

26556134274144 is a `hidden beast` number, since 2 + 6 + 5 + 5 + 613 + 4 + 2 + 7 + 4 + 14 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289918987 + ... + 290010570.

It is an arithmetic number, because the mean of its divisors is an integer number (822050148465).

Almost surely, 2^{26556134274144} is an apocalyptic number.

26556134274144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26556134274144 is an abundant number, since it is smaller than the sum of its proper divisors (52360679978496).

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

26556134274144 is a wasteful number, since it uses less digits than its factorization.

26556134274144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579929629 (or 579929615 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 54.

The spelling of 26556134274144 in words is "twenty-six trillion, five hundred fifty-six billion, one hundred thirty-four million, two hundred seventy-four thousand, one hundred forty-four".