13556206342011 has 8 divisors (see below), whose sum is σ = 18112056661504. Its totient is φ = 9018913458600.

The previous prime is 13556206341991. The next prime is 13556206342031. The reversal of 13556206342011 is 11024360265531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13556206341991) and next prime (13556206342031).

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

It is not a de Polignac number, because 13556206342011 - 2³⁰ = 13555132600187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13556206342031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4639357315 + ... + 4639360236.

It is an arithmetic number, because the mean of its divisors is an integer number (2264007082688).

Almost surely, 2^{13556206342011} is an apocalyptic number.

13556206342011 is a deficient number, since it is larger than the sum of its proper divisors (4555850319493).

13556206342011 is an equidigital number, since it uses as much as digits as its factorization.

13556206342011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9278718041.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 13556206342011 in words is "thirteen trillion, five hundred fifty-six billion, two hundred six million, three hundred forty-two thousand, eleven".