428903171751 has 8 divisors (see below), whose sum is σ = 577766472304. Its totient is φ = 282987659520.

The previous prime is 428903171743. The next prime is 428903171779. The reversal of 428903171751 is 157171309824.

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

It is not a de Polignac number, because 428903171751 - 2³ = 428903171743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 428903171751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428903171651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736946740 + ... + 736947321.

It is an arithmetic number, because the mean of its divisors is an integer number (72220809038).

Almost surely, 2^428903171751 is an apocalyptic number.

428903171751 is a deficient number, since it is larger than the sum of its proper divisors (148863300553).

428903171751 is a wasteful number, since it uses less digits than its factorization.

428903171751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473894161.

The product of its (nonzero) digits is 423360, while the sum is 48.

The spelling of 428903171751 in words is "four hundred twenty-eight billion, nine hundred three million, one hundred seventy-one thousand, seven hundred fifty-one".