523425240501673 has 2 divisors, whose sum is σ = 523425240501674. Its totient is φ = 523425240501672.

The previous prime is 523425240501637. The next prime is 523425240501731. The reversal of 523425240501673 is 376105042524325.

Together with previous prime (523425240501637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355513740125184 + 167911500376489 = 18855072^2 + 12958067^2 .

It is a cyclic number.

It is not a de Polignac number, because 523425240501673 - 2³³ = 523416650567081 is a prime.

It is a super-2 number, since 2×523425240501673² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (523425240501613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261712620250836 + 261712620250837.

It is an arithmetic number, because the mean of its divisors is an integer number (261712620250837).

Almost surely, 2^{523425240501673} is an apocalyptic number.

It is an amenable number.

523425240501673 is a deficient number, since it is larger than the sum of its proper divisors (1).

523425240501673 is an equidigital number, since it uses as much as digits as its factorization.

523425240501673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048000, while the sum is 49.

The spelling of 523425240501673 in words is "five hundred twenty-three trillion, four hundred twenty-five billion, two hundred forty million, five hundred one thousand, six hundred seventy-three".