16772616069 has 16 divisors (see below), whose sum is σ = 24399782400. Its totient is φ = 10163867760.

The previous prime is 16772616053. The next prime is 16772616083. The reversal of 16772616069 is 96061627761.

It is a happy number.

It is not a de Polignac number, because 16772616069 - 2⁴ = 16772616053 is a prime.

It is a super-2 number, since 2×16772616069² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16772616869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254214 + ... + 313320.

It is an arithmetic number, because the mean of its divisors is an integer number (1524986400).

Almost surely, 2^16772616069 is an apocalyptic number.

It is an amenable number.

16772616069 is a deficient number, since it is larger than the sum of its proper divisors (7627166331).

16772616069 is a wasteful number, since it uses less digits than its factorization.

16772616069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67720.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 16772616069 in words is "sixteen billion, seven hundred seventy-two million, six hundred sixteen thousand, sixty-nine".