423354811895 has 16 divisors (see below), whose sum is σ = 535880448000. Its totient is φ = 320188498848.

The previous prime is 423354811877. The next prime is 423354811903. The reversal of 423354811895 is 598118453324.

It is a cyclic number.

It is not a de Polignac number, because 423354811895 - 2⁸ = 423354811639 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4606235 + ... + 4697244.

It is an arithmetic number, because the mean of its divisors is an integer number (33492528000).

Almost surely, 2^423354811895 is an apocalyptic number.

423354811895 is a deficient number, since it is larger than the sum of its proper divisors (112525636105).

423354811895 is a wasteful number, since it uses less digits than its factorization.

423354811895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9303982.

The product of its digits is 4147200, while the sum is 53.

The spelling of 423354811895 in words is "four hundred twenty-three billion, three hundred fifty-four million, eight hundred eleven thousand, eight hundred ninety-five".