255133464 has 32 divisors (see below), whose sum is σ = 648648000. Its totient is φ = 83602592.

The previous prime is 255133427. The next prime is 255133471. The reversal of 255133464 is 464331552.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 88674 + ... + 91505.

It is an arithmetic number, because the mean of its divisors is an integer number (20270250).

Almost surely, 2^255133464 is an apocalyptic number.

255133464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

255133464 is an abundant number, since it is smaller than the sum of its proper divisors (393514536).

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

255133464 is a wasteful number, since it uses less digits than its factorization.

255133464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180247 (or 180243 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 255133464 is about 15972.8977959542. The cubic root of 255133464 is about 634.2431837519.

The spelling of 255133464 in words is "two hundred fifty-five million, one hundred thirty-three thousand, four hundred sixty-four".