1255011417208 has 16 divisors (see below), whose sum is σ = 2353592749680. Its totient is φ = 627386683968.

The previous prime is 1255011417197. The next prime is 1255011417211. The reversal of 1255011417208 is 8027141105521.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14833260 + ... + 14917627.

It is an arithmetic number, because the mean of its divisors is an integer number (147099546855).

Almost surely, 2^{1255011417208} is an apocalyptic number.

It is an amenable number.

1255011417208 is a deficient number, since it is larger than the sum of its proper divisors (1098581332472).

1255011417208 is a wasteful number, since it uses less digits than its factorization.

1255011417208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29756166 (or 29756162 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 37.

The spelling of 1255011417208 in words is "one trillion, two hundred fifty-five billion, eleven million, four hundred seventeen thousand, two hundred eight".