424167240487 has 2 divisors, whose sum is σ = 424167240488. Its totient is φ = 424167240486.

The previous prime is 424167240481. The next prime is 424167240503. The reversal of 424167240487 is 784042761424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424167240487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424167240487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424167240481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212083620243 + 212083620244.

It is an arithmetic number, because the mean of its divisors is an integer number (212083620244).

Almost surely, 2^424167240487 is an apocalyptic number.

424167240487 is a deficient number, since it is larger than the sum of its proper divisors (1).

424167240487 is an equidigital number, since it uses as much as digits as its factorization.

424167240487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2408448, while the sum is 49.

The spelling of 424167240487 in words is "four hundred twenty-four billion, one hundred sixty-seven million, two hundred forty thousand, four hundred eighty-seven".