428100338363 has 4 divisors (see below), whose sum is σ = 434489895720. Its totient is φ = 421710781008.

The previous prime is 428100338353. The next prime is 428100338411. The reversal of 428100338363 is 363833001824.

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 428100338363 - 2³⁰ = 427026596539 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 428100338363.

It is not an unprimeable number, because it can be changed into a prime (428100338333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3194778578 + ... + 3194778711.

It is an arithmetic number, because the mean of its divisors is an integer number (108622473930).

Almost surely, 2^428100338363 is an apocalyptic number.

428100338363 is a deficient number, since it is larger than the sum of its proper divisors (6389557357).

428100338363 is an equidigital number, since it uses as much as digits as its factorization.

428100338363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389557356.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 428100338363 in words is "four hundred twenty-eight billion, one hundred million, three hundred thirty-eight thousand, three hundred sixty-three".