428142514276 has 9 divisors (see below), whose sum is σ = 749251690131. Its totient is φ = 214070602812.

The previous prime is 428142514249. The next prime is 428142514301. The reversal of 428142514276 is 672415241824.

It is a happy number.

The square root of 428142514276 is 654326.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1145071 + ... + 1472233.

Almost surely, 2^428142514276 is an apocalyptic number.

428142514276 is the 654326-th square number.

It is an amenable number.

428142514276 is a deficient number, since it is larger than the sum of its proper divisors (321109175855).

428142514276 is an frugal number, since it uses more digits than its factorization.

428142514276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654330 (or 327165 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The spelling of 428142514276 in words is "four hundred twenty-eight billion, one hundred forty-two million, five hundred fourteen thousand, two hundred seventy-six".