16677767427012 has 36 divisors (see below), whose sum is σ = 42158419453696. Its totient is φ = 5559159602160.

The previous prime is 16677767427007. The next prime is 16677767427053. The reversal of 16677767427012 is 21072476777661.

It is a happy number.

16677767427012 is a `hidden beast` number, since 1 + 66 + 77 + 76 + 7 + 427 + 0 + 12 = 666.

16677767427012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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, 1884064 + ... + 6074967.

Almost surely, 2^{16677767427012} is an apocalyptic number.

16677767427012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16677767427012 is an abundant number, since it is smaller than the sum of its proper divisors (25480652026684).

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

16677767427012 is a wasteful number, since it uses less digits than its factorization.

16677767427012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8017248 (or 8017243 counting only the distinct ones).

The product of its (nonzero) digits is 58084992, while the sum is 63.

The spelling of 16677767427012 in words is "sixteen trillion, six hundred seventy-seven billion, seven hundred sixty-seven million, four hundred twenty-seven thousand, twelve".