13154665562 has 8 divisors (see below), whose sum is σ = 19735330836. Its totient is φ = 6576221952.

The previous prime is 13154665549. The next prime is 13154665571. The reversal of 13154665562 is 26556645131.

It can be written as a sum of positive squares in 2 ways, for example, as 12916549801 + 238115761 = 113651^2 + 15431^2 .

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540533 + ... + 564344.

Almost surely, 2^13154665562 is an apocalyptic number.

13154665562 is a deficient number, since it is larger than the sum of its proper divisors (6580665274).

13154665562 is a wasteful number, since it uses less digits than its factorization.

13154665562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110832.

The product of its digits is 648000, while the sum is 44.

The spelling of 13154665562 in words is "thirteen billion, one hundred fifty-four million, six hundred sixty-five thousand, five hundred sixty-two".