523430550504 has 48 divisors (see below), whose sum is σ = 1417738140000. Its totient is φ = 174462852384.

The previous prime is 523430550389. The next prime is 523430550527. The reversal of 523430550504 is 405055034325.

523430550504 is a `hidden beast` number, since 5 + 23 + 4 + 30 + 550 + 50 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 632247 + ... + 1202745.

It is an arithmetic number, because the mean of its divisors is an integer number (29536211250).

Almost surely, 2^523430550504 is an apocalyptic number.

It is an amenable number.

523430550504 is an abundant number, since it is smaller than the sum of its proper divisors (894307589496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523430550504 is a wasteful number, since it uses less digits than its factorization.

523430550504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583254 (or 583247 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 523430550504 its reverse (405055034325), we get a palindrome (928485584829).

The spelling of 523430550504 in words is "five hundred twenty-three billion, four hundred thirty million, five hundred fifty thousand, five hundred four".