523424553 has 16 divisors (see below), whose sum is σ = 721920000. Its totient is φ = 336986640.

The previous prime is 523424537. The next prime is 523424599. The reversal of 523424553 is 355424325.

It is a happy number.

It is not a de Polignac number, because 523424553 - 2⁴ = 523424537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (523424053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40768 + ... + 52046.

It is an arithmetic number, because the mean of its divisors is an integer number (45120000).

Almost surely, 2^523424553 is an apocalyptic number.

It is an amenable number.

523424553 is a deficient number, since it is larger than the sum of its proper divisors (198495447).

523424553 is a wasteful number, since it uses less digits than its factorization.

523424553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11812.

The product of its digits is 72000, while the sum is 33.

The square root of 523424553 is about 22878.4735723343. The cubic root of 523424553 is about 805.9065712154.

Adding to 523424553 its reverse (355424325), we get a palindrome (878848878).

The spelling of 523424553 in words is "five hundred twenty-three million, four hundred twenty-four thousand, five hundred fifty-three".