28396017350 has 24 divisors (see below), whose sum is σ = 55112968080. Its totient is φ = 10864562720.

The previous prime is 28396017343. The next prime is 28396017383. The reversal of 28396017350 is 5371069382.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 12344945 + ... + 12347244.

It is an arithmetic number, because the mean of its divisors is an integer number (2296373670).

Almost surely, 2^28396017350 is an apocalyptic number.

28396017350 is a deficient number, since it is larger than the sum of its proper divisors (26716950730).

28396017350 is a wasteful number, since it uses less digits than its factorization.

28396017350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24692224 (or 24692219 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 28396017350 in words is "twenty-eight billion, three hundred ninety-six million, seventeen thousand, three hundred fifty".