28894348034996 has 6 divisors (see below), whose sum is σ = 50565109061250. Its totient is φ = 14447174017496.

The previous prime is 28894348034977. The next prime is 28894348035019. The reversal of 28894348034996 is 69943084349882.

It can be written as a sum of positive squares in only one way, i.e., 23141737663396 + 5752610371600 = 4810586^2 + 2398460^2 .

It is a super-3 number, since 3×28894348034996³ (a number of 41 digits) contains 333 as substring.

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, 3611793504371 + ... + 3611793504378.

It is an arithmetic number, because the mean of its divisors is an integer number (8427518176875).

Almost surely, 2^{28894348034996} is an apocalyptic number.

It is an amenable number.

28894348034996 is a deficient number, since it is larger than the sum of its proper divisors (21670761026254).

28894348034996 is a wasteful number, since it uses less digits than its factorization.

28894348034996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7223587008753 (or 7223587008751 counting only the distinct ones).

The product of its (nonzero) digits is 2579890176, while the sum is 77.

The spelling of 28894348034996 in words is "twenty-eight trillion, eight hundred ninety-four billion, three hundred forty-eight million, thirty-four thousand, nine hundred ninety-six".