2285961582187 has 2 divisors, whose sum is σ = 2285961582188. Its totient is φ = 2285961582186.

The previous prime is 2285961582167. The next prime is 2285961582269. The reversal of 2285961582187 is 7812851695822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2285961582187 - 2¹⁵ = 2285961549419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2285961582167) 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, 1142980791093 + 1142980791094.

It is an arithmetic number, because the mean of its divisors is an integer number (1142980791094).

Almost surely, 2^{2285961582187} is an apocalyptic number.

2285961582187 is a deficient number, since it is larger than the sum of its proper divisors (1).

2285961582187 is an equidigital number, since it uses as much as digits as its factorization.

2285961582187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38707200, while the sum is 64.

The spelling of 2285961582187 in words is "two trillion, two hundred eighty-five billion, nine hundred sixty-one million, five hundred eighty-two thousand, one hundred eighty-seven".