4026367787987 has 2 divisors, whose sum is σ = 4026367787988. Its totient is φ = 4026367787986.

The previous prime is 4026367787969. The next prime is 4026367788011. The reversal of 4026367787987 is 7897877636204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4026367787987 - 2³⁸ = 3751489881043 is a prime.

It is not a weakly prime, because it can be changed into another prime (4026367787927) 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, 2013183893993 + 2013183893994.

It is an arithmetic number, because the mean of its divisors is an integer number (2013183893994).

Almost surely, 2^{4026367787987} is an apocalyptic number.

4026367787987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4026367787987 is an equidigital number, since it uses as much as digits as its factorization.

4026367787987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1194891264, while the sum is 74.

The spelling of 4026367787987 in words is "four trillion, twenty-six billion, three hundred sixty-seven million, seven hundred eighty-seven thousand, nine hundred eighty-seven".