26108584438 has 4 divisors (see below), whose sum is σ = 39162876660. Its totient is φ = 13054292218.

The previous prime is 26108584423. The next prime is 26108584457. The reversal of 26108584438 is 83448580162.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 26108584391 and 26108584400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6527146108 + ... + 6527146111.

It is an arithmetic number, because the mean of its divisors is an integer number (9790719165).

Almost surely, 2^26108584438 is an apocalyptic number.

26108584438 is a deficient number, since it is larger than the sum of its proper divisors (13054292222).

26108584438 is a wasteful number, since it uses less digits than its factorization.

26108584438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13054292221.

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 26108584438 in words is "twenty-six billion, one hundred eight million, five hundred eighty-four thousand, four hundred thirty-eight".