13354003221345 has 24 divisors (see below), whose sum is σ = 23154501043752. Its totient is φ = 7119808243200.

The previous prime is 13354003221341. The next prime is 13354003221397. The reversal of 13354003221345 is 54312230045331.

13354003221345 is a `hidden beast` number, since 1 + 3 + 3 + 5 + 400 + 32 + 213 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 885449006289 + 12468554215056 = 940983^2 + 3531084^2 .

It is not a de Polignac number, because 13354003221345 - 2² = 13354003221341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13354003221341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48335896 + ... + 48611385.

It is an arithmetic number, because the mean of its divisors is an integer number (964770876823).

Almost surely, 2^{13354003221345} is an apocalyptic number.

13354003221345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13354003221345 is a deficient number, since it is larger than the sum of its proper divisors (9800497822407).

13354003221345 is a wasteful number, since it uses less digits than its factorization.

13354003221345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96950353 (or 96950350 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 13354003221345 its reverse (54312230045331), we get a palindrome (67666233266676).

The spelling of 13354003221345 in words is "thirteen trillion, three hundred fifty-four billion, three million, two hundred twenty-one thousand, three hundred forty-five".