28038035204 has 6 divisors (see below), whose sum is σ = 49066561614. Its totient is φ = 14019017600.

The previous prime is 28038035189. The next prime is 28038035231. The reversal of 28038035204 is 40253083082.

It can be written as a sum of positive squares in only one way, i.e., 18028432900 + 10009602304 = 134270^2 + 100048^2 .

It is a super-2 number, since 2×28038035204² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3504754397 + ... + 3504754404.

It is an arithmetic number, because the mean of its divisors is an integer number (8177760269).

Almost surely, 2^28038035204 is an apocalyptic number.

It is an amenable number.

28038035204 is a deficient number, since it is larger than the sum of its proper divisors (21028526410).

28038035204 is a wasteful number, since it uses less digits than its factorization.

28038035204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7009508805 (or 7009508803 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 28038035204 in words is "twenty-eight billion, thirty-eight million, thirty-five thousand, two hundred four".