228378501067 has 2 divisors, whose sum is σ = 228378501068. Its totient is φ = 228378501066.

The previous prime is 228378501023. The next prime is 228378501149. The reversal of 228378501067 is 760105873822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228378501067 - 2³⁵ = 194018762699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 228378501067.

It is not a weakly prime, because it can be changed into another prime (228378501167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114189250533 + 114189250534.

It is an arithmetic number, because the mean of its divisors is an integer number (114189250534).

Almost surely, 2^228378501067 is an apocalyptic number.

228378501067 is a deficient number, since it is larger than the sum of its proper divisors (1).

228378501067 is an equidigital number, since it uses as much as digits as its factorization.

228378501067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 228378501067 in words is "two hundred twenty-eight billion, three hundred seventy-eight million, five hundred one thousand, sixty-seven".