16064065502001 has 20 divisors (see below), whose sum is σ = 26178477115824. Its totient is φ = 9735797273400.

The previous prime is 16064065501961. The next prime is 16064065502003. The reversal of 16064065502001 is 10020556046061.

16064065502001 is a `hidden beast` number, since 1 + 6 + 0 + 640 + 6 + 5 + 5 + 0 + 2 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 16064065502001 - 2⁷ = 16064065501873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16064065502003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9014626215 + ... + 9014627996.

Almost surely, 2^{16064065502001} is an apocalyptic number.

16064065502001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16064065502001 is a deficient number, since it is larger than the sum of its proper divisors (10114411613823).

16064065502001 is a wasteful number, since it uses less digits than its factorization.

16064065502001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18029254234 (or 18029254225 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 16064065502001 in words is "sixteen trillion, sixty-four billion, sixty-five million, five hundred two thousand, one".