423008356398 has 32 divisors (see below), whose sum is σ = 896338102176. Its totient is φ = 132626178048.

The previous prime is 423008356349. The next prime is 423008356523. The reversal of 423008356398 is 893653800324.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 423008356398.

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, 1121011 + ... + 1450062.

It is an arithmetic number, because the mean of its divisors is an integer number (28010565693).

Almost surely, 2^423008356398 is an apocalyptic number.

423008356398 is an abundant number, since it is smaller than the sum of its proper divisors (473329745778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423008356398 is a wasteful number, since it uses less digits than its factorization.

423008356398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572708.

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 423008356398 in words is "four hundred twenty-three billion, eight million, three hundred fifty-six thousand, three hundred ninety-eight".