611413441040 has 40 divisors (see below), whose sum is σ = 1424362459968. Its totient is φ = 244079146880.

The previous prime is 611413441039. The next prime is 611413441043. The reversal of 611413441040 is 40144314116.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 611413440994 and 611413441012.

It is not an unprimeable number, because it can be changed into a prime (611413441043) 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, 7556846 + ... + 7637325.

Almost surely, 2^611413441040 is an apocalyptic number.

It is an amenable number.

611413441040 is an abundant number, since it is smaller than the sum of its proper divisors (812949018928).

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

611413441040 is a wasteful number, since it uses less digits than its factorization.

611413441040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15194687 (or 15194681 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 611413441040 its reverse (40144314116), we get a palindrome (651557755156).

The spelling of 611413441040 in words is "six hundred eleven billion, four hundred thirteen million, four hundred forty-one thousand, forty".