533335254455540 has 96 divisors (see below), whose sum is σ = 1163563637693184. Its totient is φ = 205202161751040.

The previous prime is 533335254455513. The next prime is 533335254455609. The reversal of 533335254455540 is 45554452533335.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5263502 + ... + 33081338.

It is an arithmetic number, because the mean of its divisors is an integer number (12120454559304).

Almost surely, 2^{533335254455540} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533335254455540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (581781818846592).

533335254455540 is an abundant number, since it is smaller than the sum of its proper divisors (630228383237644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

533335254455540 is a wasteful number, since it uses less digits than its factorization.

533335254455540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27818217 (or 27818215 counting only the distinct ones).

The product of its (nonzero) digits is 162000000, while the sum is 56.

The spelling of 533335254455540 in words is "five hundred thirty-three trillion, three hundred thirty-five billion, two hundred fifty-four million, four hundred fifty-five thousand, five hundred forty".