13566131052102 has 32 divisors (see below), whose sum is σ = 31457695196160. Its totient is φ = 4325433088680.

The previous prime is 13566131052083. The next prime is 13566131052107. The reversal of 13566131052102 is 20125013166531.

13566131052102 is a `hidden beast` number, since 1 + 3 + 5 + 6 + 613 + 10 + 5 + 21 + 0 + 2 = 666.

It is a super-2 number, since 2×13566131052102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13566131052107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5461404174 + ... + 5461406657.

It is an arithmetic number, because the mean of its divisors is an integer number (983052974880).

Almost surely, 2^{13566131052102} is an apocalyptic number.

13566131052102 is an abundant number, since it is smaller than the sum of its proper divisors (17891564144058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13566131052102 is a wasteful number, since it uses less digits than its factorization.

13566131052102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10922810865 (or 10922810859 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 13566131052102 in words is "thirteen trillion, five hundred sixty-six billion, one hundred thirty-one million, fifty-two thousand, one hundred two".