4028764355543 has 8 divisors (see below), whose sum is σ = 4042415748000. Its totient is φ = 4015132996608.

The previous prime is 4028764355507. The next prime is 4028764355563. The reversal of 4028764355543 is 3455534678204.

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

It is a cyclic number.

It is not a de Polignac number, because 4028764355543 - 2²⁴ = 4028747578327 is a prime.

It is a super-2 number, since 2×4028764355543² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028764355563) 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, 4605443 + ... + 5409956.

It is an arithmetic number, because the mean of its divisors is an integer number (505301968500).

Almost surely, 2^{4028764355543} is an apocalyptic number.

4028764355543 is a deficient number, since it is larger than the sum of its proper divisors (13651392457).

4028764355543 is a wasteful number, since it uses less digits than its factorization.

4028764355543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10016761.

The product of its (nonzero) digits is 48384000, while the sum is 56.

The spelling of 4028764355543 in words is "four trillion, twenty-eight billion, seven hundred sixty-four million, three hundred fifty-five thousand, five hundred forty-three".