13377417568516 has 6 divisors (see below), whose sum is σ = 23410480744910. Its totient is φ = 6688708784256.

The previous prime is 13377417568451. The next prime is 13377417568517. The reversal of 13377417568516 is 61586571477331.

It can be written as a sum of positive squares in only one way, i.e., 8882211932416 + 4495205636100 = 2980304^2 + 2120190^2 .

It is not an unprimeable number, because it can be changed into a prime (13377417568517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672177196061 + ... + 1672177196068.

Almost surely, 2^{13377417568516} is an apocalyptic number.

It is an amenable number.

13377417568516 is a deficient number, since it is larger than the sum of its proper divisors (10033063176394).

13377417568516 is a wasteful number, since it uses less digits than its factorization.

13377417568516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3344354392133 (or 3344354392131 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 64.

The spelling of 13377417568516 in words is "thirteen trillion, three hundred seventy-seven billion, four hundred seventeen million, five hundred sixty-eight thousand, five hundred sixteen".