423130130244 has 36 divisors (see below), whose sum is σ = 1071680320620. Its totient is φ = 140766271680.

The previous prime is 423130130233. The next prime is 423130130249. The reversal of 423130130244 is 442031031324.

423130130244 is a `hidden beast` number, since 4 + 2 + 313 + 0 + 1 + 302 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 228543275844 + 194586854400 = 478062^2 + 441120^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (423130130249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11527467 + ... + 11564114.

It is an arithmetic number, because the mean of its divisors is an integer number (29768897795).

Almost surely, 2^423130130244 is an apocalyptic number.

It is an amenable number.

423130130244 is an abundant number, since it is smaller than the sum of its proper divisors (648550190376).

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

423130130244 is a wasteful number, since it uses less digits than its factorization.

423130130244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23092100 (or 23092095 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 423130130244 its reverse (442031031324), we get a palindrome (865161161568).

The spelling of 423130130244 in words is "four hundred twenty-three billion, one hundred thirty million, one hundred thirty thousand, two hundred forty-four".