523054305023 has 4 divisors (see below), whose sum is σ = 523070170440. Its totient is φ = 523038439608.

The previous prime is 523054304999. The next prime is 523054305097. The reversal of 523054305023 is 320503450325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 523054305023 - 2⁶ = 523054304959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523054301023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7883153 + ... + 7949226.

It is an arithmetic number, because the mean of its divisors is an integer number (130767542610).

Almost surely, 2^523054305023 is an apocalyptic number.

523054305023 is a deficient number, since it is larger than the sum of its proper divisors (15865417).

523054305023 is a wasteful number, since it uses less digits than its factorization.

523054305023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15865416.

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 523054305023 its reverse (320503450325), we get a palindrome (843557755348).

The spelling of 523054305023 in words is "five hundred twenty-three billion, fifty-four million, three hundred five thousand, twenty-three".