255019464 has 96 divisors (see below), whose sum is σ = 804323520. Its totient is φ = 71480448.

The previous prime is 255019447. The next prime is 255019477. The reversal of 255019464 is 464910552.

255019464 is a `hidden beast` number, since 2 + 5 + 501 + 94 + 64 = 666.

255019464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21939 + ... + 31485.

It is an arithmetic number, because the mean of its divisors is an integer number (8378370).

Almost surely, 2^255019464 is an apocalyptic number.

255019464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255019464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402161760).

255019464 is an abundant number, since it is smaller than the sum of its proper divisors (549304056).

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

255019464 is a wasteful number, since it uses less digits than its factorization.

255019464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9619 (or 9612 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 255019464 is about 15969.3288525223. The cubic root of 255019464 is about 634.1487044500.

The spelling of 255019464 in words is "two hundred fifty-five million, nineteen thousand, four hundred sixty-four".