1255104500530 has 32 divisors (see below), whose sum is σ = 2260558540080. Its totient is φ = 501737379840.

The previous prime is 1255104500519. The next prime is 1255104500561. The reversal of 1255104500530 is 350054015521.

It can be written as a sum of positive squares in 8 ways, for example, as 994007006001 + 261097494529 = 996999^2 + 510977^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1255104500492 and 1255104500501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205045870 + ... + 205051990.

Almost surely, 2^{1255104500530} is an apocalyptic number.

1255104500530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1255104500530 is a deficient number, since it is larger than the sum of its proper divisors (1005454039550).

1255104500530 is a wasteful number, since it uses less digits than its factorization.

1255104500530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15214.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 1255104500530 in words is "one trillion, two hundred fifty-five billion, one hundred four million, five hundred thousand, five hundred thirty".