26586988340 has 24 divisors (see below), whose sum is σ = 60908373792. Its totient is φ = 9667995680.

The previous prime is 26586988301. The next prime is 26586988357. The reversal of 26586988340 is 4388968562.

It is a self number, because there is not a number n which added to its sum of digits gives 26586988340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60424754 + ... + 60425193.

It is an arithmetic number, because the mean of its divisors is an integer number (2537848908).

Almost surely, 2^26586988340 is an apocalyptic number.

26586988340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26586988340 is an abundant number, since it is smaller than the sum of its proper divisors (34321385452).

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

26586988340 is a wasteful number, since it uses less digits than its factorization.

26586988340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120849967 (or 120849965 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 59.

The spelling of 26586988340 in words is "twenty-six billion, five hundred eighty-six million, nine hundred eighty-eight thousand, three hundred forty".