1115252311568 has 20 divisors (see below), whose sum is σ = 2197425107280. Its totient is φ = 548174864544.

The previous prime is 1115252311559. The next prime is 1115252311609. The reversal of 1115252311568 is 8651132525111.

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, 590704730 + ... + 590706617.

It is an arithmetic number, because the mean of its divisors is an integer number (109871255364).

Almost surely, 2^{1115252311568} is an apocalyptic number.

It is an amenable number.

1115252311568 is a deficient number, since it is larger than the sum of its proper divisors (1082172795712).

1115252311568 is a wasteful number, since it uses less digits than its factorization.

1115252311568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181411414 (or 1181411408 counting only the distinct ones).

The product of its digits is 72000, while the sum is 41.

Adding to 1115252311568 its reverse (8651132525111), we get a palindrome (9766384836679).

The spelling of 1115252311568 in words is "one trillion, one hundred fifteen billion, two hundred fifty-two million, three hundred eleven thousand, five hundred sixty-eight".