13066787376 has 80 divisors (see below), whose sum is σ = 37520202720. Its totient is φ = 4354007040.

The previous prime is 13066787353. The next prime is 13066787387. The reversal of 13066787376 is 67378766031.

It is a happy number.

13066787376 is a `hidden beast` number, since 130 + 6 + 67 + 87 + 376 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 2192016 + ... + 2197968.

It is an arithmetic number, because the mean of its divisors is an integer number (469002534).

Almost surely, 2^13066787376 is an apocalyptic number.

13066787376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13066787376 is an abundant number, since it is smaller than the sum of its proper divisors (24453415344).

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

13066787376 is a wasteful number, since it uses less digits than its factorization.

13066787376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11051 (or 11039 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 13066787376 in words is "thirteen billion, sixty-six million, seven hundred eighty-seven thousand, three hundred seventy-six".