16773502427 has 12 divisors (see below), whose sum is σ = 18532544520. Its totient is φ = 15169608960.

The previous prime is 16773502397. The next prime is 16773502429. The reversal of 16773502427 is 72420537761.

It is not a de Polignac number, because 16773502427 - 2¹⁰ = 16773501403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16773502429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335777 + ... + 382482.

It is an arithmetic number, because the mean of its divisors is an integer number (1544378710).

Almost surely, 2^16773502427 is an apocalyptic number.

16773502427 is a deficient number, since it is larger than the sum of its proper divisors (1759042093).

16773502427 is a wasteful number, since it uses less digits than its factorization.

16773502427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718474 (or 718463 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 16773502427 in words is "sixteen billion, seven hundred seventy-three million, five hundred two thousand, four hundred twenty-seven".