1116605116551 has 8 divisors (see below), whose sum is σ = 1516897517040. Its totient is φ = 730358063552.

The previous prime is 1116605116541. The next prime is 1116605116567. The reversal of 1116605116551 is 1556115066111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116605116551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116605116541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3511336686 + ... + 3511337003.

It is an arithmetic number, because the mean of its divisors is an integer number (189612189630).

Almost surely, 2^{1116605116551} is an apocalyptic number.

1116605116551 is a deficient number, since it is larger than the sum of its proper divisors (400292400489).

1116605116551 is an equidigital number, since it uses as much as digits as its factorization.

1116605116551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7022673745.

The product of its (nonzero) digits is 27000, while the sum is 39.

The spelling of 1116605116551 in words is "one trillion, one hundred sixteen billion, six hundred five million, one hundred sixteen thousand, five hundred fifty-one".