28268569062 has 12 divisors (see below), whose sum is σ = 61248566340. Its totient is φ = 9422856348.

The previous prime is 28268569033. The next prime is 28268569079. The reversal of 28268569062 is 26096586282.

It is a super-2 number, since 2×28268569062² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 785238012 + ... + 785238047.

It is an arithmetic number, because the mean of its divisors is an integer number (5104047195).

Almost surely, 2^28268569062 is an apocalyptic number.

28268569062 is an abundant number, since it is smaller than the sum of its proper divisors (32979997278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28268569062 is a wasteful number, since it uses less digits than its factorization.

28268569062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570476067 (or 1570476064 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 28268569062 in words is "twenty-eight billion, two hundred sixty-eight million, five hundred sixty-nine thousand, sixty-two".