26339449860 has 96 divisors (see below), whose sum is σ = 83288419200. Its totient is φ = 6908699520.

The previous prime is 26339449859. The next prime is 26339449867. The reversal of 26339449860 is 6894493362.

26339449860 is a `hidden beast` number, since 2 + 6 + 3 + 3 + 94 + 498 + 60 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 26339449797 and 26339449806.

It is not an unprimeable number, because it can be changed into a prime (26339449867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 366870 + ... + 432749.

It is an arithmetic number, because the mean of its divisors is an integer number (867587700).

Almost surely, 2^26339449860 is an apocalyptic number.

26339449860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26339449860 is an abundant number, since it is smaller than the sum of its proper divisors (56948969340).

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

26339449860 is a wasteful number, since it uses less digits than its factorization.

26339449860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799698 (or 799690 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 26339449860 in words is "twenty-six billion, three hundred thirty-nine million, four hundred forty-nine thousand, eight hundred sixty".