623043324373 has 2 divisors, whose sum is σ = 623043324374. Its totient is φ = 623043324372.

The previous prime is 623043324367. The next prime is 623043324469. The reversal of 623043324373 is 373423340326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369034380324 + 254008944049 = 607482^2 + 503993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-623043324373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623043324173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311521662186 + 311521662187.

It is an arithmetic number, because the mean of its divisors is an integer number (311521662187).

Almost surely, 2^623043324373 is an apocalyptic number.

It is an amenable number.

623043324373 is a deficient number, since it is larger than the sum of its proper divisors (1).

623043324373 is an equidigital number, since it uses as much as digits as its factorization.

623043324373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 40.

Adding to 623043324373 its reverse (373423340326), we get a palindrome (996466664699).

The spelling of 623043324373 in words is "six hundred twenty-three billion, forty-three million, three hundred twenty-four thousand, three hundred seventy-three".