531342254553 has 32 divisors (see below), whose sum is σ = 774434580480. Its totient is φ = 321370674240.

The previous prime is 531342254551. The next prime is 531342254581. The reversal of 531342254553 is 355452243135.

It is not a de Polignac number, because 531342254553 - 2¹ = 531342254551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (531342254551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51817975 + ... + 51828227.

It is an arithmetic number, because the mean of its divisors is an integer number (24201080640).

Almost surely, 2^531342254553 is an apocalyptic number.

It is an amenable number.

531342254553 is a deficient number, since it is larger than the sum of its proper divisors (243092325927).

531342254553 is a wasteful number, since it uses less digits than its factorization.

531342254553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13309.

The product of its digits is 1080000, while the sum is 42.

Adding to 531342254553 its reverse (355452243135), we get a palindrome (886794497688).

The spelling of 531342254553 in words is "five hundred thirty-one billion, three hundred forty-two million, two hundred fifty-four thousand, five hundred fifty-three".