16768563960 has 64 divisors (see below), whose sum is σ = 50327971200. Its totient is φ = 4469636736.

The previous prime is 16768563919. The next prime is 16768563967. The reversal of 16768563960 is 6936586761.

It is a super-2 number, since 2×16768563960² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16768563960.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16768563967) 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, 251871 + ... + 311409.

It is an arithmetic number, because the mean of its divisors is an integer number (786374550).

Almost surely, 2^16768563960 is an apocalyptic number.

16768563960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16768563960 is an abundant number, since it is smaller than the sum of its proper divisors (33559407240).

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

16768563960 is a wasteful number, since it uses less digits than its factorization.

16768563960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61900 (or 61896 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 16768563960 in words is "sixteen billion, seven hundred sixty-eight million, five hundred sixty-three thousand, nine hundred sixty".