16263760066 has 8 divisors (see below), whose sum is σ = 24448560444. Its totient is φ = 8114239920.

The previous prime is 16263760061. The next prime is 16263760067. The reversal of 16263760066 is 66006736261.

It can be written as a sum of positive squares in 2 ways, for example, as 15946385841 + 317374225 = 126279^2 + 17815^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16263760061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8818905 + ... + 8820748.

Almost surely, 2^16263760066 is an apocalyptic number.

16263760066 is a deficient number, since it is larger than the sum of its proper divisors (8184800378).

16263760066 is a wasteful number, since it uses less digits than its factorization.

16263760066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17640116.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 16263760066 in words is "sixteen billion, two hundred sixty-three million, seven hundred sixty thousand, sixty-six".