423350531551033 has 2 divisors, whose sum is σ = 423350531551034. Its totient is φ = 423350531551032.

The previous prime is 423350531551019. The next prime is 423350531551049. The reversal of 423350531551033 is 330155135053324.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405190047024889 + 18160484526144 = 20129333^2 + 4261512^2 .

It is a cyclic number.

It is not a de Polignac number, because 423350531551033 - 2⁵ = 423350531551001 is a prime.

It is not a weakly prime, because it can be changed into another prime (423350531551433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211675265775516 + 211675265775517.

It is an arithmetic number, because the mean of its divisors is an integer number (211675265775517).

Almost surely, 2^{423350531551033} is an apocalyptic number.

It is an amenable number.

423350531551033 is a deficient number, since it is larger than the sum of its proper divisors (1).

423350531551033 is an equidigital number, since it uses as much as digits as its factorization.

423350531551033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215000, while the sum is 43.

The spelling of 423350531551033 in words is "four hundred twenty-three trillion, three hundred fifty billion, five hundred thirty-one million, five hundred fifty-one thousand, thirty-three".