28345054382 has 4 divisors (see below), whose sum is σ = 42517581576. Its totient is φ = 14172527190.

The previous prime is 28345054379. The next prime is 28345054399.

It is a happy number.

28345054382 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7086263594 + ... + 7086263597.

It is an arithmetic number, because the mean of its divisors is an integer number (10629395394).

Almost surely, 2^28345054382 is an apocalyptic number.

28345054382 is a deficient number, since it is larger than the sum of its proper divisors (14172527194).

28345054382 is a wasteful number, since it uses less digits than its factorization.

28345054382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14172527193.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 28345054382 in words is "twenty-eight billion, three hundred forty-five million, fifty-four thousand, three hundred eighty-two".