553501331343 has 8 divisors (see below), whose sum is σ = 820001972400. Its totient is φ = 369000887544.

The previous prime is 553501331321. The next prime is 553501331351. The reversal of 553501331343 is 343133105355.

553501331343 is a `hidden beast` number, since 553 + 50 + 1 + 3 + 3 + 13 + 43 = 666.

It is not a de Polignac number, because 553501331343 - 2³³ = 544911396751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 553501331298 and 553501331307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553501331303) 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, 10250024628 + ... + 10250024681.

It is an arithmetic number, because the mean of its divisors is an integer number (102500246550).

Almost surely, 2^553501331343 is an apocalyptic number.

553501331343 is a deficient number, since it is larger than the sum of its proper divisors (266500641057).

553501331343 is a wasteful number, since it uses less digits than its factorization.

553501331343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20500049318 (or 20500049312 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

Adding to 553501331343 its reverse (343133105355), we get a palindrome (896634436698).

The spelling of 553501331343 in words is "five hundred fifty-three billion, five hundred one million, three hundred thirty-one thousand, three hundred forty-three".