28269805196 has 24 divisors (see below), whose sum is σ = 52102236480. Its totient is φ = 13384202832.

The previous prime is 28269805181. The next prime is 28269805211. The reversal of 28269805196 is 69150896282.

It is an interprime number because it is at equal distance from previous prime (28269805181) and next prime (28269805211).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59375 + ... + 245081.

It is an arithmetic number, because the mean of its divisors is an integer number (2170926520).

Almost surely, 2^28269805196 is an apocalyptic number.

It is an amenable number.

28269805196 is a deficient number, since it is larger than the sum of its proper divisors (23832431284).

28269805196 is a wasteful number, since it uses less digits than its factorization.

28269805196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187733 (or 187731 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 28269805196 in words is "twenty-eight billion, two hundred sixty-nine million, eight hundred five thousand, one hundred ninety-six".