26796291026 has 4 divisors (see below), whose sum is σ = 40194436542. Its totient is φ = 13398145512.

The previous prime is 26796291023. The next prime is 26796291043. The reversal of 26796291026 is 62019269762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62019269762 = 2 ⋅31009634881.

It can be written as a sum of positive squares in only one way, i.e., 21170541001 + 5625750025 = 145501^2 + 75005^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26796291023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6699072755 + ... + 6699072758.

Almost surely, 2^26796291026 is an apocalyptic number.

26796291026 is a deficient number, since it is larger than the sum of its proper divisors (13398145516).

26796291026 is a wasteful number, since it uses less digits than its factorization.

26796291026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13398145515.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 26796291026 in words is "twenty-six billion, seven hundred ninety-six million, two hundred ninety-one thousand, twenty-six".