28210013406037 has 2 divisors, whose sum is σ = 28210013406038. Its totient is φ = 28210013406036.

The previous prime is 28210013405999. The next prime is 28210013406077. The reversal of 28210013406037 is 73060431001282.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24217825587921 + 3992187818116 = 4921161^2 + 1998046^2 .

It is a cyclic number.

It is not a de Polignac number, because 28210013406037 - 2¹¹ = 28210013403989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28210013405987 and 28210013406005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28210013406077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14105006703018 + 14105006703019.

It is an arithmetic number, because the mean of its divisors is an integer number (14105006703019).

Almost surely, 2^{28210013406037} is an apocalyptic number.

It is an amenable number.

28210013406037 is a deficient number, since it is larger than the sum of its proper divisors (1).

28210013406037 is an equidigital number, since it uses as much as digits as its factorization.

28210013406037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 28210013406037 in words is "twenty-eight trillion, two hundred ten billion, thirteen million, four hundred six thousand, thirty-seven".