1255132402216 has 96 divisors (see below), whose sum is σ = 3050012361600. Its totient is φ = 478608023040.

The previous prime is 1255132402213. The next prime is 1255132402247. The reversal of 1255132402216 is 6122042315521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1255132402213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2893921 + ... + 3299248.

It is an arithmetic number, because the mean of its divisors is an integer number (31770962100).

Almost surely, 2^{1255132402216} is an apocalyptic number.

It is an amenable number.

1255132402216 is an abundant number, since it is smaller than the sum of its proper divisors (1794879959384).

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

1255132402216 is a wasteful number, since it uses less digits than its factorization.

1255132402216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193247 (or 6193236 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1255132402216 its reverse (6122042315521), we get a palindrome (7377174717737).

The spelling of 1255132402216 in words is "one trillion, two hundred fifty-five billion, one hundred thirty-two million, four hundred two thousand, two hundred sixteen".