1255033544415 has 16 divisors (see below), whose sum is σ = 2294918481408. Its totient is φ = 573729620256.

The previous prime is 1255033544399. The next prime is 1255033544419. The reversal of 1255033544415 is 5144453305521.

It is not a de Polignac number, because 1255033544415 - 2⁴ = 1255033544399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255033544419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5976350107 + ... + 5976350316.

It is an arithmetic number, because the mean of its divisors is an integer number (143432405088).

Almost surely, 2^{1255033544415} is an apocalyptic number.

1255033544415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1255033544415 is a deficient number, since it is larger than the sum of its proper divisors (1039884936993).

1255033544415 is a wasteful number, since it uses less digits than its factorization.

1255033544415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11952700438.

The product of its (nonzero) digits is 720000, while the sum is 42.

Adding to 1255033544415 its reverse (5144453305521), we get a palindrome (6399486849936).

The spelling of 1255033544415 in words is "one trillion, two hundred fifty-five billion, thirty-three million, five hundred forty-four thousand, four hundred fifteen".