13144662473 has 8 divisors (see below), whose sum is σ = 13311016320. Its totient is φ = 12979018800.

The previous prime is 13144662469. The next prime is 13144662481. The reversal of 13144662473 is 37426644131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13144662473 - 2² = 13144662469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13144662473.

It is not an unprimeable number, because it can be changed into a prime (13144662413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140243 + ... + 214376.

It is an arithmetic number, because the mean of its divisors is an integer number (1663877040).

Almost surely, 2^13144662473 is an apocalyptic number.

It is an amenable number.

13144662473 is a deficient number, since it is larger than the sum of its proper divisors (166353847).

13144662473 is a wasteful number, since it uses less digits than its factorization.

13144662473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355087.

The product of its digits is 290304, while the sum is 41.

The spelling of 13144662473 in words is "thirteen billion, one hundred forty-four million, six hundred sixty-two thousand, four hundred seventy-three".