423850776871 has 2 divisors, whose sum is σ = 423850776872. Its totient is φ = 423850776870.

The previous prime is 423850776859. The next prime is 423850776901. The reversal of 423850776871 is 178677058324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423850776871 - 2³³ = 415260842279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423850771871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211925388435 + 211925388436.

It is an arithmetic number, because the mean of its divisors is an integer number (211925388436).

Almost surely, 2^423850776871 is an apocalyptic number.

423850776871 is a deficient number, since it is larger than the sum of its proper divisors (1).

423850776871 is an equidigital number, since it uses as much as digits as its factorization.

423850776871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15805440, while the sum is 58.

The spelling of 423850776871 in words is "four hundred twenty-three billion, eight hundred fifty million, seven hundred seventy-six thousand, eight hundred seventy-one".