55533314533 has 16 divisors (see below), whose sum is σ = 58962044416. Its totient is φ = 52219883520.

The previous prime is 55533314429. The next prime is 55533314561. The reversal of 55533314533 is 33541333555.

55533314533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55533314533 - 2⁹ = 55533314021 is a prime.

It is a super-3 number, since 3×55533314533³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55533314033) 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, 149341 + ... + 365197.

It is an arithmetic number, because the mean of its divisors is an integer number (3685127776).

Almost surely, 2^55533314533 is an apocalyptic number.

It is an amenable number.

55533314533 is a deficient number, since it is larger than the sum of its proper divisors (3428729883).

55533314533 is a wasteful number, since it uses less digits than its factorization.

55533314533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216124.

The product of its digits is 607500, while the sum is 40.

The spelling of 55533314533 in words is "fifty-five billion, five hundred thirty-three million, three hundred fourteen thousand, five hundred thirty-three".