26255058984 has 256 divisors, whose sum is σ = 92287641600. Its totient is φ = 6717427200.

The previous prime is 26255058937. The next prime is 26255059043. The reversal of 26255058984 is 48985055262.

26255058984 is a `hidden beast` number, since 2 + 6 + 2 + 5 + 50 + 589 + 8 + 4 = 666.

It is a super-2 number, since 2×26255058984² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 26255058984.

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, 1102564 + ... + 1126124.

It is an arithmetic number, because the mean of its divisors is an integer number (360498600).

Almost surely, 2^26255058984 is an apocalyptic number.

26255058984 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 26255058984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46143820800).

26255058984 is an abundant number, since it is smaller than the sum of its proper divisors (66032582616).

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

26255058984 is a wasteful number, since it uses less digits than its factorization.

26255058984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23661 (or 23651 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 26255058984 in words is "twenty-six billion, two hundred fifty-five million, fifty-eight thousand, nine hundred eighty-four".