423130340133 has 32 divisors (see below), whose sum is σ = 641355974400. Its totient is φ = 275624856000.

The previous prime is 423130340131. The next prime is 423130340183. The reversal of 423130340133 is 331043031324.

423130340133 is a `hidden beast` number, since 4 + 2 + 313 + 0 + 340 + 1 + 3 + 3 = 666.

It is not a de Polignac number, because 423130340133 - 2¹ = 423130340131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 423130340097 and 423130340106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423130340131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 601998 + ... + 1099391.

It is an arithmetic number, because the mean of its divisors is an integer number (20042374200).

Almost surely, 2^423130340133 is an apocalyptic number.

It is an amenable number.

423130340133 is a deficient number, since it is larger than the sum of its proper divisors (218225634267).

423130340133 is a wasteful number, since it uses less digits than its factorization.

423130340133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701610 (or 1701604 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 423130340133 its reverse (331043031324), we get a palindrome (754173371457).

The spelling of 423130340133 in words is "four hundred twenty-three billion, one hundred thirty million, three hundred forty thousand, one hundred thirty-three".