13061776020 has 48 divisors (see below), whose sum is σ = 36597785280. Its totient is φ = 3480777216.

The previous prime is 13061775997. The next prime is 13061776033. The reversal of 13061776020 is 2067716031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16239 + ... + 162441.

It is an arithmetic number, because the mean of its divisors is an integer number (762453860).

Almost surely, 2^13061776020 is an apocalyptic number.

13061776020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13061776020 is an abundant number, since it is smaller than the sum of its proper divisors (23536009260).

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

13061776020 is a wasteful number, since it uses less digits than its factorization.

13061776020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147704 (or 147702 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The spelling of 13061776020 in words is "thirteen billion, sixty-one million, seven hundred seventy-six thousand, twenty".