13826836654 has 4 divisors (see below), whose sum is σ = 20740254984. Its totient is φ = 6913418326.

The previous prime is 13826836649. The next prime is 13826836657. The reversal of 13826836654 is 45663862831.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13826836657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3456709162 + ... + 3456709165.

It is an arithmetic number, because the mean of its divisors is an integer number (5185063746).

Almost surely, 2^13826836654 is an apocalyptic number.

13826836654 is a deficient number, since it is larger than the sum of its proper divisors (6913418330).

13826836654 is an equidigital number, since it uses as much as digits as its factorization.

13826836654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6913418329.

The product of its digits is 4976640, while the sum is 52.

The spelling of 13826836654 in words is "thirteen billion, eight hundred twenty-six million, eight hundred thirty-six thousand, six hundred fifty-four".