16772213136771 has 18 divisors (see below), whose sum is σ = 24803040291588. Its totient is φ = 10921441101480.

The previous prime is 16772213136689. The next prime is 16772213136781. The reversal of 16772213136771 is 17763131227761.

16772213136771 is a `hidden beast` number, since 1 + 67 + 7 + 2 + 213 + 1 + 367 + 7 + 1 = 666.

16772213136771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16772213136771 - 2⁷ = 16772213136643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16772213136781) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 503925825 + ... + 503959106.

It is an arithmetic number, because the mean of its divisors is an integer number (1377946682866).

Almost surely, 2^{16772213136771} is an apocalyptic number.

16772213136771 is a deficient number, since it is larger than the sum of its proper divisors (8030827154817).

16772213136771 is a wasteful number, since it uses less digits than its factorization.

16772213136771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007885023 (or 1007884977 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 54.

The spelling of 16772213136771 in words is "sixteen trillion, seven hundred seventy-two billion, two hundred thirteen million, one hundred thirty-six thousand, seven hundred seventy-one".