13066318863 has 48 divisors (see below), whose sum is σ = 20507987136. Its totient is φ = 7968844800.

The previous prime is 13066318849. The next prime is 13066318871. The reversal of 13066318863 is 36881366031.

13066318863 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 631 + 8 + 8 + 6 + 3 = 666.

It is a Cunningham number, because it is equal to 114308²-1.

It is not a de Polignac number, because 13066318863 - 2⁶ = 13066318799 is a prime.

It is a super-2 number, since 2×13066318863² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13066318873) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13373431 + ... + 13374407.

It is an arithmetic number, because the mean of its divisors is an integer number (427249732).

Almost surely, 2^13066318863 is an apocalyptic number.

13066318863 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13066318863 is a deficient number, since it is larger than the sum of its proper divisors (7441668273).

13066318863 is a wasteful number, since it uses less digits than its factorization.

13066318863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904 (or 1901 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 13066318863 in words is "thirteen billion, sixty-six million, three hundred eighteen thousand, eight hundred sixty-three".