1115662032655 has 4 divisors (see below), whose sum is σ = 1338794439192. Its totient is φ = 892529626120.

The previous prime is 1115662032607. The next prime is 1115662032689. The reversal of 1115662032655 is 5562302665111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1115662032655 - 2¹⁷ = 1115661901583 is a prime.

It is a super-2 number, since 2×1115662032655² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111566203261 + ... + 111566203270.

It is an arithmetic number, because the mean of its divisors is an integer number (334698609798).

Almost surely, 2^{1115662032655} is an apocalyptic number.

1115662032655 is a deficient number, since it is larger than the sum of its proper divisors (223132406537).

1115662032655 is an equidigital number, since it uses as much as digits as its factorization.

1115662032655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223132406536.

The product of its (nonzero) digits is 324000, while the sum is 43.

Adding to 1115662032655 its reverse (5562302665111), we get a palindrome (6677964697766).

The spelling of 1115662032655 in words is "one trillion, one hundred fifteen billion, six hundred sixty-two million, thirty-two thousand, six hundred fifty-five".