428127702766 has 16 divisors (see below), whose sum is σ = 644059203840. Its totient is φ = 213441515640.

The previous prime is 428127702683. The next prime is 428127702839. The reversal of 428127702766 is 667207721824.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4191321 + ... + 4292251.

It is an arithmetic number, because the mean of its divisors is an integer number (40253700240).

Almost surely, 2^428127702766 is an apocalyptic number.

428127702766 is a deficient number, since it is larger than the sum of its proper divisors (215931501074).

428127702766 is a wasteful number, since it uses less digits than its factorization.

428127702766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107079.

The product of its (nonzero) digits is 3161088, while the sum is 52.

The spelling of 428127702766 in words is "four hundred twenty-eight billion, one hundred twenty-seven million, seven hundred two thousand, seven hundred sixty-six".