26340783928 has 16 divisors (see below), whose sum is σ = 49391747280. Its totient is φ = 13169651328.

The previous prime is 26340783913. The next prime is 26340783949. The reversal of 26340783928 is 82938704362.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76800 + ... + 242032.

It is an arithmetic number, because the mean of its divisors is an integer number (3086984205).

Almost surely, 2^26340783928 is an apocalyptic number.

It is an amenable number.

26340783928 is a deficient number, since it is larger than the sum of its proper divisors (23050963352).

26340783928 is a wasteful number, since it uses less digits than its factorization.

26340783928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185166 (or 185162 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 26340783928 in words is "twenty-six billion, three hundred forty million, seven hundred eighty-three thousand, nine hundred twenty-eight".