16765427472 has 80 divisors (see below), whose sum is σ = 45943434432. Its totient is φ = 5249986560.

The previous prime is 16765427411. The next prime is 16765427501. The reversal of 16765427472 is 27472456761.

16765427472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427572 + ... + 465132.

Almost surely, 2^16765427472 is an apocalyptic number.

16765427472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16765427472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22971717216).

16765427472 is an abundant number, since it is smaller than the sum of its proper divisors (29178006960).

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

16765427472 is a wasteful number, since it uses less digits than its factorization.

16765427472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38136 (or 38130 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 51.

The spelling of 16765427472 in words is "sixteen billion, seven hundred sixty-five million, four hundred twenty-seven thousand, four hundred seventy-two".