13066155776 has 108 divisors (see below), whose sum is σ = 27193813416. Its totient is φ = 6265313280.

The previous prime is 13066155737. The next prime is 13066155841. The reversal of 13066155776 is 67755166031.

It is a self number, because there is not a number n which added to its sum of digits gives 13066155776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42560615 + ... + 42560921.

Almost surely, 2^13066155776 is an apocalyptic number.

13066155776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13066155776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13596906708).

13066155776 is an abundant number, since it is smaller than the sum of its proper divisors (14127657640).

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

13066155776 is an equidigital number, since it uses as much as digits as its factorization.

13066155776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 13066155776 in words is "thirteen billion, sixty-six million, one hundred fifty-five thousand, seven hundred seventy-six".