611968063 has 8 divisors (see below), whose sum is σ = 723509280. Its totient is φ = 506456160.

The previous prime is 611968033. The next prime is 611968069. The reversal of 611968063 is 360869116.

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

It is not a de Polignac number, because 611968063 - 2⁵ = 611968031 is a prime.

It is a super-3 number, since 3×611968063³ (a number of 27 digits) contains 333 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 (611968069) 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 7 ways as a sum of consecutive naturals, for example, 1507108 + ... + 1507513.

It is an arithmetic number, because the mean of its divisors is an integer number (90438660).

Almost surely, 2^611968063 is an apocalyptic number.

611968063 is a deficient number, since it is larger than the sum of its proper divisors (111541217).

611968063 is a wasteful number, since it uses less digits than its factorization.

611968063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014657.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 611968063 is about 24737.9882569299. The cubic root of 611968063 is about 849.0037060460.

The spelling of 611968063 in words is "six hundred eleven million, nine hundred sixty-eight thousand, sixty-three".