16765705080 has 128 divisors (see below), whose sum is σ = 56439374400. Its totient is φ = 4426560000.

The previous prime is 16765705057. The next prime is 16765705093. The reversal of 16765705080 is 8050756761.

16765705080 is a `hidden beast` number, since 1 + 6 + 76 + 5 + 70 + 508 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32230 + ... + 185930.

Almost surely, 2^16765705080 is an apocalyptic number.

16765705080 is a gapful number since it is divisible by the number (10) 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 16765705080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28219687200).

16765705080 is an abundant number, since it is smaller than the sum of its proper divisors (39673669320).

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

16765705080 is a wasteful number, since it uses less digits than its factorization.

16765705080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153822 (or 153812 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The spelling of 16765705080 in words is "sixteen billion, seven hundred sixty-five million, seven hundred five thousand, eighty".