26093963218 has 4 divisors (see below), whose sum is σ = 39140944830. Its totient is φ = 13046981608.

The previous prime is 26093963201. The next prime is 26093963227. The reversal of 26093963218 is 81236939062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81236939062 = 2 ⋅40618469531.

It can be written as a sum of positive squares in only one way, i.e., 18736955689 + 7357007529 = 136883^2 + 85773^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6523490803 + ... + 6523490806.

Almost surely, 2^26093963218 is an apocalyptic number.

26093963218 is a deficient number, since it is larger than the sum of its proper divisors (13046981612).

26093963218 is a wasteful number, since it uses less digits than its factorization.

26093963218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13046981611.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 26093963218 in words is "twenty-six billion, ninety-three million, nine hundred sixty-three thousand, two hundred eighteen".