28042065822 has 8 divisors (see below), whose sum is σ = 56084131656. Its totient is φ = 9347355272.

The previous prime is 28042065787. The next prime is 28042065833. The reversal of 28042065822 is 22856024082.

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

28042065822 is an admirable number.

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, 2336838813 + ... + 2336838824.

It is an arithmetic number, because the mean of its divisors is an integer number (7010516457).

Almost surely, 2^28042065822 is an apocalyptic number.

28042065822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28042065822 is a wasteful number, since it uses less digits than its factorization.

28042065822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673677642.

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 28042065822 in words is "twenty-eight billion, forty-two million, sixty-five thousand, eight hundred twenty-two".