13205254354 has 8 divisors (see below), whose sum is σ = 19983172860. Its totient is φ = 6544196736.

The previous prime is 13205254331. The next prime is 13205254367. The reversal of 13205254354 is 45345250231.

It can be written as a sum of positive squares in 2 ways, for example, as 12431135025 + 774119329 = 111495^2 + 27823^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29214939 + ... + 29215390.

Almost surely, 2^13205254354 is an apocalyptic number.

13205254354 is a deficient number, since it is larger than the sum of its proper divisors (6777918506).

13205254354 is a wasteful number, since it uses less digits than its factorization.

13205254354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58430444.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 13205254354 in words is "thirteen billion, two hundred five million, two hundred fifty-four thousand, three hundred fifty-four".