28968509926 has 8 divisors (see below), whose sum is σ = 43633067544. Its totient is φ = 14424154080.

The previous prime is 28968509917. The next prime is 28968509951. The reversal of 28968509926 is 62990586982.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30049840 + ... + 30050803.

It is an arithmetic number, because the mean of its divisors is an integer number (5454133443).

Almost surely, 2^28968509926 is an apocalyptic number.

28968509926 is a deficient number, since it is larger than the sum of its proper divisors (14664557618).

28968509926 is a wasteful number, since it uses less digits than its factorization.

28968509926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60100886.

The product of its (nonzero) digits is 33592320, while the sum is 64.

The spelling of 28968509926 in words is "twenty-eight billion, nine hundred sixty-eight million, five hundred nine thousand, nine hundred twenty-six".