255064521492 has 432 divisors, whose sum is σ = 769564897920. Its totient is φ = 70981194240.

The previous prime is 255064521427. The next prime is 255064521553. The reversal of 255064521492 is 294125460552.

255064521492 is a `hidden beast` number, since 2 + 5 + 50 + 6 + 452 + 149 + 2 = 666.

255064521492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 307676934 + ... + 307677762.

Almost surely, 2^255064521492 is an apocalyptic number.

255064521492 is a gapful number since it is divisible by the number (22) 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 255064521492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384782448960).

255064521492 is an abundant number, since it is smaller than the sum of its proper divisors (514500376428).

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

255064521492 is a wasteful number, since it uses less digits than its factorization.

255064521492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 255064521492 in words is "two hundred fifty-five billion, sixty-four million, five hundred twenty-one thousand, four hundred ninety-two".