162423423373 has 2 divisors, whose sum is σ = 162423423374. Its totient is φ = 162423423372.

The previous prime is 162423423319. The next prime is 162423423473. The reversal of 162423423373 is 373324324261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156953045929 + 5470377444 = 396173^2 + 73962^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162423423373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162423423073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81211711686 + 81211711687.

It is an arithmetic number, because the mean of its divisors is an integer number (81211711687).

Almost surely, 2^162423423373 is an apocalyptic number.

It is an amenable number.

162423423373 is a deficient number, since it is larger than the sum of its proper divisors (1).

162423423373 is an equidigital number, since it uses as much as digits as its factorization.

162423423373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 40.

The spelling of 162423423373 in words is "one hundred sixty-two billion, four hundred twenty-three million, four hundred twenty-three thousand, three hundred seventy-three".