428271028803 has 24 divisors (see below), whose sum is σ = 668938989888. Its totient is φ = 263001645312.

The previous prime is 428271028751. The next prime is 428271028841. The reversal of 428271028803 is 308820172824.

428271028803 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 428271028803 - 2⁶ = 428271028739 is a prime.

It is a super-2 number, since 2×428271028803² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (428271028853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29771076 + ... + 29785457.

It is an arithmetic number, because the mean of its divisors is an integer number (27872457912).

Almost surely, 2^428271028803 is an apocalyptic number.

428271028803 is a deficient number, since it is larger than the sum of its proper divisors (240667961085).

428271028803 is a wasteful number, since it uses less digits than its factorization.

428271028803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59556603 (or 59556600 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The spelling of 428271028803 in words is "four hundred twenty-eight billion, two hundred seventy-one million, twenty-eight thousand, eight hundred three".