553234424505531 has 16 divisors (see below), whose sum is σ = 740655715218720. Its totient is φ = 367320983880960.

The previous prime is 553234424505527. The next prime is 553234424505559. The reversal of 553234424505531 is 135505424432355.

It is not a de Polignac number, because 553234424505531 - 2² = 553234424505527 is a prime.

It is a super-2 number, since 2×553234424505531² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (553234424501531) 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, 367016040 + ... + 368520341.

It is an arithmetic number, because the mean of its divisors is an integer number (46290982201170).

Almost surely, 2^{553234424505531} is an apocalyptic number.

553234424505531 is a deficient number, since it is larger than the sum of its proper divisors (187421290713189).

553234424505531 is a wasteful number, since it uses less digits than its factorization.

553234424505531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735537406.

The product of its (nonzero) digits is 21600000, while the sum is 51.

Adding to 553234424505531 its reverse (135505424432355), we get a palindrome (688739848937886).

The spelling of 553234424505531 in words is "five hundred fifty-three trillion, two hundred thirty-four billion, four hundred twenty-four million, five hundred five thousand, five hundred thirty-one".