16765230811 has 8 divisors (see below), whose sum is σ = 20168698880. Its totient is φ = 13613871528.

The previous prime is 16765230763. The next prime is 16765230841. The reversal of 16765230811 is 11803256761.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16765230811 - 2¹³ = 16765222619 is a prime.

It is a super-2 number, since 2×16765230811² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16765230841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63027051 + ... + 63027316.

It is an arithmetic number, because the mean of its divisors is an integer number (2521087360).

Almost surely, 2^16765230811 is an apocalyptic number.

16765230811 is a deficient number, since it is larger than the sum of its proper divisors (3403468069).

16765230811 is a wasteful number, since it uses less digits than its factorization.

16765230811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126054393.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 16765230811 in words is "sixteen billion, seven hundred sixty-five million, two hundred thirty thousand, eight hundred eleven".