111641245565063 has 16 divisors (see below), whose sum is σ = 116709159680256. Its totient is φ = 106591192202880.

The previous prime is 111641245565027. The next prime is 111641245565089. The reversal of 111641245565063 is 360565542146111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111641245565063 is a prime.

It is a super-2 number, since 2×111641245565063² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111641245565363) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 156623156 + ... + 157334342.

It is an arithmetic number, because the mean of its divisors is an integer number (7294322480016).

Almost surely, 2^{111641245565063} is an apocalyptic number.

111641245565063 is a deficient number, since it is larger than the sum of its proper divisors (5067914115193).

111641245565063 is a wasteful number, since it uses less digits than its factorization.

111641245565063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723734.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 111641245565063 in words is "one hundred eleven trillion, six hundred forty-one billion, two hundred forty-five million, five hundred sixty-five thousand, sixty-three".