28269469352 has 32 divisors (see below), whose sum is σ = 57718980000. Its totient is φ = 12929047488.

The previous prime is 28269469339. The next prime is 28269469357. The reversal of 28269469352 is 25396496282.

It is not an unprimeable number, because it can be changed into a prime (28269469357) 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, 3202202 + ... + 3211017.

It is an arithmetic number, because the mean of its divisors is an integer number (1803718125).

Almost surely, 2^28269469352 is an apocalyptic number.

It is an amenable number.

28269469352 is an abundant number, since it is smaller than the sum of its proper divisors (29449510648).

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

28269469352 is a wasteful number, since it uses less digits than its factorization.

28269469352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6413273 (or 6413269 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 56.

The spelling of 28269469352 in words is "twenty-eight billion, two hundred sixty-nine million, four hundred sixty-nine thousand, three hundred fifty-two".