28894295401627 has 2 divisors, whose sum is σ = 28894295401628. Its totient is φ = 28894295401626.

The previous prime is 28894295401571. The next prime is 28894295401633. The reversal of 28894295401627 is 72610459249882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28894295401627 - 2¹⁵ = 28894295368859 is a prime.

It is not a weakly prime, because it can be changed into another prime (28894295401637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14447147700813 + 14447147700814.

It is an arithmetic number, because the mean of its divisors is an integer number (14447147700814).

Almost surely, 2^{28894295401627} is an apocalyptic number.

28894295401627 is a deficient number, since it is larger than the sum of its proper divisors (1).

28894295401627 is an equidigital number, since it uses as much as digits as its factorization.

28894295401627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139345920, while the sum is 67.

The spelling of 28894295401627 in words is "twenty-eight trillion, eight hundred ninety-four billion, two hundred ninety-five million, four hundred one thousand, six hundred twenty-seven".