523066140447 has 8 divisors (see below), whose sum is σ = 697723313280. Its totient is φ = 348559863960.

The previous prime is 523066140419. The next prime is 523066140481. The reversal of 523066140447 is 744041660325.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 523066140447 - 2⁶ = 523066140383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 523066140399 and 523066140408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523066140407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37715997 + ... + 37729862.

It is an arithmetic number, because the mean of its divisors is an integer number (87215414160).

Almost surely, 2^523066140447 is an apocalyptic number.

523066140447 is a deficient number, since it is larger than the sum of its proper divisors (174657172833).

523066140447 is a wasteful number, since it uses less digits than its factorization.

523066140447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75448173.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 523066140447 in words is "five hundred twenty-three billion, sixty-six million, one hundred forty thousand, four hundred forty-seven".