423569168452 has 12 divisors (see below), whose sum is σ = 741251184016. Its totient is φ = 211783115880.

The previous prime is 423569168383. The next prime is 423569168507. The reversal of 423569168452 is 254861965324.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 423569168393 and 423569168402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520327 + ... + 1057297.

Almost surely, 2^423569168452 is an apocalyptic number.

It is an amenable number.

423569168452 is a deficient number, since it is larger than the sum of its proper divisors (317682015564).

423569168452 is a wasteful number, since it uses less digits than its factorization.

423569168452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734178 (or 734176 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The spelling of 423569168452 in words is "four hundred twenty-three billion, five hundred sixty-nine million, one hundred sixty-eight thousand, four hundred fifty-two".