1313606203346 has 8 divisors (see below), whose sum is σ = 2086315734780. Its totient is φ = 618167625088.

The previous prime is 1313606203337. The next prime is 1313606203361. The reversal of 1313606203346 is 6433026063131.

It can be written as a sum of positive squares in 2 ways, for example, as 1271831340025 + 41774863321 = 1127755^2 + 204389^2 .

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

It is a super-2 number, since 2×1313606203346² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19317738251 + ... + 19317738318.

Almost surely, 2^{1313606203346} is an apocalyptic number.

1313606203346 is a deficient number, since it is larger than the sum of its proper divisors (772709531434).

1313606203346 is a wasteful number, since it uses less digits than its factorization.

1313606203346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38635476588.

The product of its (nonzero) digits is 139968, while the sum is 38.

The spelling of 1313606203346 in words is "one trillion, three hundred thirteen billion, six hundred six million, two hundred three thousand, three hundred forty-six".