1085368537663 has 8 divisors (see below), whose sum is σ = 1143871372400. Its totient is φ = 1027003520448.

The previous prime is 1085368537657. The next prime is 1085368537681. The reversal of 1085368537663 is 3667358635801.

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-1085368537663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085368537763) 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, 34438206 + ... + 34469707.

It is an arithmetic number, because the mean of its divisors is an integer number (142983921550).

Almost surely, 2^{1085368537663} is an apocalyptic number.

1085368537663 is a deficient number, since it is larger than the sum of its proper divisors (58502834737).

1085368537663 is an equidigital number, since it uses as much as digits as its factorization.

1085368537663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68908761.

The product of its (nonzero) digits is 65318400, while the sum is 61.

The spelling of 1085368537663 in words is "one trillion, eighty-five billion, three hundred sixty-eight million, five hundred thirty-seven thousand, six hundred sixty-three".