28344053518 has 8 divisors (see below), whose sum is σ = 46381178520. Its totient is φ = 12883660680.

The previous prime is 28344053509. The next prime is 28344053609. The reversal of 28344053518 is 81535044382.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644183013 + ... + 644183056.

It is an arithmetic number, because the mean of its divisors is an integer number (5797647315).

Almost surely, 2^28344053518 is an apocalyptic number.

28344053518 is a deficient number, since it is larger than the sum of its proper divisors (18037125002).

28344053518 is a wasteful number, since it uses less digits than its factorization.

28344053518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288366082.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 28344053518 in words is "twenty-eight billion, three hundred forty-four million, fifty-three thousand, five hundred eighteen".