611141568 has 56 divisors (see below), whose sum is σ = 1712104272. Its totient is φ = 191729664.

The previous prime is 611141513. The next prime is 611141581. The reversal of 611141568 is 865141116.

It is a super-2 number, since 2×611141568² = 746988032274997248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90355 + ... + 96882.

Almost surely, 2^611141568 is an apocalyptic number.

611141568 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

611141568 is an abundant number, since it is smaller than the sum of its proper divisors (1100962704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611141568 is a wasteful number, since it uses less digits than its factorization.

611141568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187269 (or 187259 counting only the distinct ones).

The product of its digits is 5760, while the sum is 33.

The square root of 611141568 is about 24721.2776368860. The cubic root of 611141568 is about 848.6213258257.

The spelling of 611141568 in words is "six hundred eleven million, one hundred forty-one thousand, five hundred sixty-eight".