26663345354 has 16 divisors (see below), whose sum is σ = 42103774080. Its totient is φ = 12628879200.

The previous prime is 26663345351. The next prime is 26663345389. The reversal of 26663345354 is 45354336662.

It is a junction number, because it is equal to n+sod(n) for n = 26663345299 and 26663345308.

It is not an unprimeable number, because it can be changed into a prime (26663345351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532079 + ... + 580029.

It is an arithmetic number, because the mean of its divisors is an integer number (2631485880).

Almost surely, 2^26663345354 is an apocalyptic number.

26663345354 is a deficient number, since it is larger than the sum of its proper divisors (15440428726).

26663345354 is a wasteful number, since it uses less digits than its factorization.

26663345354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62605.

The product of its digits is 4665600, while the sum is 47.

The spelling of 26663345354 in words is "twenty-six billion, six hundred sixty-three million, three hundred forty-five thousand, three hundred fifty-four".