1343698686845 has 8 divisors (see below), whose sum is σ = 1612444666680. Its totient is φ = 1074954787840.

The previous prime is 1343698686839. The next prime is 1343698686877. The reversal of 1343698686845 is 5486868963431.

It can be written as a sum of positive squares in 4 ways, for example, as 545054405284 + 798644281561 = 738278^2 + 893669^2 .

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

It is not a de Polignac number, because 1343698686845 - 2⁴ = 1343698686829 is a prime.

It is a super-2 number, since 2×1343698686845² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2102861 + ... + 2666349.

It is an arithmetic number, because the mean of its divisors is an integer number (201555583335).

Almost surely, 2^{1343698686845} is an apocalyptic number.

It is an amenable number.

1343698686845 is a deficient number, since it is larger than the sum of its proper divisors (268745979835).

1343698686845 is an equidigital number, since it uses as much as digits as its factorization.

1343698686845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040415.

The product of its digits is 716636160, while the sum is 71.

The spelling of 1343698686845 in words is "one trillion, three hundred forty-three billion, six hundred ninety-eight million, six hundred eighty-six thousand, eight hundred forty-five".