533149155 has 192 divisors, whose sum is σ = 1276508160. Its totient is φ = 208051200.

The previous prime is 533149147. The next prime is 533149157. The reversal of 533149155 is 551941335.

It is a happy number.

It is not a de Polignac number, because 533149155 - 2³ = 533149147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (533149157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1236790 + ... + 1237220.

It is an arithmetic number, because the mean of its divisors is an integer number (6648480).

Almost surely, 2^533149155 is an apocalyptic number.

533149155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

533149155 is an abundant number, since it is smaller than the sum of its proper divisors (743359005).

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

533149155 is a wasteful number, since it uses less digits than its factorization.

533149155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 474 counting only the distinct ones).

The product of its digits is 40500, while the sum is 36.

The square root of 533149155 is about 23090.0228453763. The cubic root of 533149155 is about 810.8669045098.

The spelling of 533149155 in words is "five hundred thirty-three million, one hundred forty-nine thousand, one hundred fifty-five".