4250842133887 has 2 divisors, whose sum is σ = 4250842133888. Its totient is φ = 4250842133886.

The previous prime is 4250842133819. The next prime is 4250842133903. The reversal of 4250842133887 is 7883312480524.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4250842133887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4250842134887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125421066943 + 2125421066944.

It is an arithmetic number, because the mean of its divisors is an integer number (2125421066944).

Almost surely, 2^{4250842133887} is an apocalyptic number.

4250842133887 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250842133887 is an equidigital number, since it uses as much as digits as its factorization.

4250842133887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 4250842133887 in words is "four trillion, two hundred fifty billion, eight hundred forty-two million, one hundred thirty-three thousand, eight hundred eighty-seven".