611338240163 has 16 divisors (see below), whose sum is σ = 705637893120. Its totient is φ = 518780700000.

The previous prime is 611338240129. The next prime is 611338240241. The reversal of 611338240163 is 361042833116.

It is a cyclic number.

It is not a de Polignac number, because 611338240163 - 2¹⁰ = 611338239139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611338240963) 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, 19604378 + ... + 19635536.

It is an arithmetic number, because the mean of its divisors is an integer number (44102368320).

Almost surely, 2^611338240163 is an apocalyptic number.

611338240163 is a deficient number, since it is larger than the sum of its proper divisors (94299652957).

611338240163 is a wasteful number, since it uses less digits than its factorization.

611338240163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59018.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 611338240163 in words is "six hundred eleven billion, three hundred thirty-eight million, two hundred forty thousand, one hundred sixty-three".