28025628001603 has 2 divisors, whose sum is σ = 28025628001604. Its totient is φ = 28025628001602.

The previous prime is 28025628001537. The next prime is 28025628001741. The reversal of 28025628001603 is 30610082652082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28025628001603 - 2¹³ = 28025627993411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28025628001603.

It is not a weakly prime, because it can be changed into another prime (28025628071603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14012814000801 + 14012814000802.

It is an arithmetic number, because the mean of its divisors is an integer number (14012814000802).

Almost surely, 2^{28025628001603} is an apocalyptic number.

28025628001603 is a deficient number, since it is larger than the sum of its proper divisors (1).

28025628001603 is an equidigital number, since it uses as much as digits as its factorization.

28025628001603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 28025628001603 in words is "twenty-eight trillion, twenty-five billion, six hundred twenty-eight million, one thousand, six hundred three".