26922870494064 has 160 divisors (see below), whose sum is σ = 79257852172800. Its totient is φ = 8744964687360.

The previous prime is 26922870494053. The next prime is 26922870494071. The reversal of 26922870494064 is 46049407822962.

26922870494064 is a `hidden beast` number, since 2 + 6 + 9 + 2 + 2 + 87 + 0 + 494 + 0 + 64 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 26922870493992 and 26922870494010.

It is a congruent number.

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, 13954507 + ... + 15766229.

It is an arithmetic number, because the mean of its divisors is an integer number (495361576080).

Almost surely, 2^{26922870494064} is an apocalyptic number.

26922870494064 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 26922870494064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39628926086400).

26922870494064 is an abundant number, since it is smaller than the sum of its proper divisors (52334981678736).

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

26922870494064 is a wasteful number, since it uses less digits than its factorization.

26922870494064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812620 (or 1812608 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 63.

The spelling of 26922870494064 in words is "twenty-six trillion, nine hundred twenty-two billion, eight hundred seventy million, four hundred ninety-four thousand, sixty-four".