423898252387 has 2 divisors, whose sum is σ = 423898252388. Its totient is φ = 423898252386.

The previous prime is 423898252367. The next prime is 423898252397. The reversal of 423898252387 is 783252898324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423898252387 - 2¹¹ = 423898250339 is a prime.

It is not a weakly prime, because it can be changed into another prime (423898252307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211949126193 + 211949126194.

It is an arithmetic number, because the mean of its divisors is an integer number (211949126194).

Almost surely, 2^423898252387 is an apocalyptic number.

423898252387 is a deficient number, since it is larger than the sum of its proper divisors (1).

423898252387 is an equidigital number, since it uses as much as digits as its factorization.

423898252387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46448640, while the sum is 61.

The spelling of 423898252387 in words is "four hundred twenty-three billion, eight hundred ninety-eight million, two hundred fifty-two thousand, three hundred eighty-seven".