428018833714 has 4 divisors (see below), whose sum is σ = 642028250574. Its totient is φ = 214009416856.

The previous prime is 428018833679. The next prime is 428018833727. The reversal of 428018833714 is 417338810824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 389459620489 + 38559213225 = 624067^2 + 196365^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107004708427 + ... + 107004708430.

Almost surely, 2^428018833714 is an apocalyptic number.

428018833714 is a deficient number, since it is larger than the sum of its proper divisors (214009416860).

428018833714 is a wasteful number, since it uses less digits than its factorization.

428018833714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214009416859.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 428018833714 in words is "four hundred twenty-eight billion, eighteen million, eight hundred thirty-three thousand, seven hundred fourteen".