55324172840553 has 12 divisors (see below), whose sum is σ = 82872423514608. Its totient is φ = 36882781893540.

The previous prime is 55324172840537. The next prime is 55324172840597. The reversal of 55324172840553 is 35504827142355.

55324172840553 is a `hidden beast` number, since 5 + 5 + 3 + 2 + 4 + 1 + 7 + 2 + 84 + 0 + 553 = 666.

55324172840553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55324172840553 - 2⁴ = 55324172840537 is a prime.

It is a super-2 number, since 2×55324172840553² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55324172840553.

It is not an unprimeable number, because it can be changed into a prime (55324172840513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113835746343 + ... + 113835746828.

It is an arithmetic number, because the mean of its divisors is an integer number (6906035292884).

Almost surely, 2^{55324172840553} is an apocalyptic number.

It is an amenable number.

55324172840553 is a deficient number, since it is larger than the sum of its proper divisors (27548250674055).

55324172840553 is an equidigital number, since it uses as much as digits as its factorization.

55324172840553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227671493186 (or 227671493174 counting only the distinct ones).

The product of its (nonzero) digits is 20160000, while the sum is 54.

The spelling of 55324172840553 in words is "fifty-five trillion, three hundred twenty-four billion, one hundred seventy-two million, eight hundred forty thousand, five hundred fifty-three".