26928573336 has 256 divisors, whose sum is σ = 88719360000. Its totient is φ = 7405706880.

The previous prime is 26928573307. The next prime is 26928573341. The reversal of 26928573336 is 63337582962.

It is a happy number.

26928573336 is a `hidden beast` number, since 2 + 69 + 2 + 8 + 573 + 3 + 3 + 6 = 666.

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 polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9326085 + ... + 9328971.

It is an arithmetic number, because the mean of its divisors is an integer number (346560000).

Almost surely, 2^26928573336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26928573336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44359680000).

26928573336 is an abundant number, since it is smaller than the sum of its proper divisors (61790786664).

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

26928573336 is a wasteful number, since it uses less digits than its factorization.

26928573336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3139 (or 3129 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 26928573336 in words is "twenty-six billion, nine hundred twenty-eight million, five hundred seventy-three thousand, three hundred thirty-six".