553245545331 has 16 divisors (see below), whose sum is σ = 828072756000. Its totient is φ = 365027986944.

The previous prime is 553245545327. The next prime is 553245545357. The reversal of 553245545331 is 133545542355.

553245545331 is a `hidden beast` number, since 5 + 5 + 32 + 45 + 545 + 3 + 31 = 666.

It is not a de Polignac number, because 553245545331 - 2² = 553245545327 is a prime.

It is a super-2 number, since 2×553245545331² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (553245545311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105618906 + ... + 105624143.

It is an arithmetic number, because the mean of its divisors is an integer number (51754547250).

Almost surely, 2^553245545331 is an apocalyptic number.

553245545331 is a deficient number, since it is larger than the sum of its proper divisors (274827210669).

553245545331 is a wasteful number, since it uses less digits than its factorization.

553245545331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211243155 (or 211243149 counting only the distinct ones).

The product of its digits is 2700000, while the sum is 45.

The spelling of 553245545331 in words is "five hundred fifty-three billion, two hundred forty-five million, five hundred forty-five thousand, three hundred thirty-one".