13361566625354 has 4 divisors (see below), whose sum is σ = 20042349938034. Its totient is φ = 6680783312676.

The previous prime is 13361566625327. The next prime is 13361566625513. The reversal of 13361566625354 is 45352666516331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13354076588329 + 7490037025 = 3654323^2 + 86545^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13361566625354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3340391656337 + ... + 3340391656340.

Almost surely, 2^{13361566625354} is an apocalyptic number.

13361566625354 is a deficient number, since it is larger than the sum of its proper divisors (6680783312680).

13361566625354 is an equidigital number, since it uses as much as digits as its factorization.

13361566625354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6680783312679.

The product of its digits is 34992000, while the sum is 56.

The spelling of 13361566625354 in words is "thirteen trillion, three hundred sixty-one billion, five hundred sixty-six million, six hundred twenty-five thousand, three hundred fifty-four".