28062723308 has 6 divisors (see below), whose sum is σ = 49109765796. Its totient is φ = 14031361652.

The previous prime is 28062723301. The next prime is 28062723317. The reversal of 28062723308 is 80332726082.

It is a super-2 number, since 2×28062723308² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (28062723301) by changing a digit.

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 as a sum of consecutive naturals, namely, 3507840410 + ... + 3507840417.

It is an arithmetic number, because the mean of its divisors is an integer number (8184960966).

Almost surely, 2^28062723308 is an apocalyptic number.

It is an amenable number.

28062723308 is a deficient number, since it is larger than the sum of its proper divisors (21047042488).

28062723308 is a wasteful number, since it uses less digits than its factorization.

28062723308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015680831 (or 7015680829 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 28062723308 in words is "twenty-eight billion, sixty-two million, seven hundred twenty-three thousand, three hundred eight".