523204501431 has 8 divisors (see below), whose sum is σ = 700071041920. Its totient is φ = 347570480952.

The previous prime is 523204501427. The next prime is 523204501439. The reversal of 523204501431 is 134105402325.

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

It is not a de Polignac number, because 523204501431 - 2² = 523204501427 is a prime.

It is a super-2 number, since 2×523204501431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523204501439) 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, 308129011 + ... + 308130708.

It is an arithmetic number, because the mean of its divisors is an integer number (87508880240).

Almost surely, 2^523204501431 is an apocalyptic number.

523204501431 is a deficient number, since it is larger than the sum of its proper divisors (176866540489).

523204501431 is a wasteful number, since it uses less digits than its factorization.

523204501431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616260005.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 523204501431 its reverse (134105402325), we get a palindrome (657309903756).

The spelling of 523204501431 in words is "five hundred twenty-three billion, two hundred four million, five hundred one thousand, four hundred thirty-one".