28336344004 has 6 divisors (see below), whose sum is σ = 49588602014. Its totient is φ = 14168172000.

The previous prime is 28336343989. The next prime is 28336344007. The reversal of 28336344004 is 40044363382.

It can be written as a sum of positive squares in only one way, i.e., 22560040000 + 5776304004 = 150200^2 + 76002^2 .

It is not an unprimeable number, because it can be changed into a prime (28336344007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3542042997 + ... + 3542043004.

Almost surely, 2^28336344004 is an apocalyptic number.

It is an amenable number.

28336344004 is a deficient number, since it is larger than the sum of its proper divisors (21252258010).

28336344004 is a wasteful number, since it uses less digits than its factorization.

28336344004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7084086005 (or 7084086003 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 28336344004 in words is "twenty-eight billion, three hundred thirty-six million, three hundred forty-four thousand, four".