28321960339076 has 12 divisors (see below), whose sum is σ = 49634134493580. Its totient is φ = 14140779055200.

The previous prime is 28321960339031. The next prime is 28321960339081. The reversal of 28321960339076 is 67093306912382.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25092485377600 + 3229474961476 = 5009240^2 + 1797074^2 .

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, 5050275431 + ... + 5050281038.

It is an arithmetic number, because the mean of its divisors is an integer number (4136177874465).

Almost surely, 2^{28321960339076} is an apocalyptic number.

It is an amenable number.

28321960339076 is a deficient number, since it is larger than the sum of its proper divisors (21312174154504).

28321960339076 is a wasteful number, since it uses less digits than its factorization.

28321960339076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100557174 (or 10100557172 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 59.

The spelling of 28321960339076 in words is "twenty-eight trillion, three hundred twenty-one billion, nine hundred sixty million, three hundred thirty-nine thousand, seventy-six".