428861735135 has 4 divisors (see below), whose sum is σ = 514634082168. Its totient is φ = 343089388104.

The previous prime is 428861735123. The next prime is 428861735179. The reversal of 428861735135 is 531537168824.

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

It is a cyclic number.

It is not a de Polignac number, because 428861735135 - 2⁴ = 428861735119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42886173509 + ... + 42886173518.

It is an arithmetic number, because the mean of its divisors is an integer number (128658520542).

Almost surely, 2^428861735135 is an apocalyptic number.

428861735135 is a deficient number, since it is larger than the sum of its proper divisors (85772347033).

428861735135 is an equidigital number, since it uses as much as digits as its factorization.

428861735135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85772347032.

The product of its digits is 4838400, while the sum is 53.

The spelling of 428861735135 in words is "four hundred twenty-eight billion, eight hundred sixty-one million, seven hundred thirty-five thousand, one hundred thirty-five".