1255200516 has 24 divisors (see below), whose sum is σ = 3254223840. Its totient is φ = 418400136.

The previous prime is 1255200503. The next prime is 1255200521. The reversal of 1255200516 is 6150025521.

1255200516 is a `hidden beast` number, since 125 + 5 + 20 + 0 + 516 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1255200516.

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, 5811006 + ... + 5811221.

It is an arithmetic number, because the mean of its divisors is an integer number (135592660).

Almost surely, 2^1255200516 is an apocalyptic number.

It is an amenable number.

1255200516 is an abundant number, since it is smaller than the sum of its proper divisors (1999023324).

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

1255200516 is a wasteful number, since it uses less digits than its factorization.

1255200516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11622240 (or 11622232 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1255200516 is about 35428.8091247787. The cubic root of 1255200516 is about 1078.7091676689.

The spelling of 1255200516 in words is "one billion, two hundred fifty-five million, two hundred thousand, five hundred sixteen".