611413505464 has 32 divisors (see below), whose sum is σ = 1160252072640. Its totient is φ = 302026032000.

The previous prime is 611413505459. The next prime is 611413505467. The reversal of 611413505464 is 464505314116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611413505467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443067 + ... + 1191274.

It is an arithmetic number, because the mean of its divisors is an integer number (36257877270).

Almost surely, 2^611413505464 is an apocalyptic number.

It is an amenable number.

611413505464 is a deficient number, since it is larger than the sum of its proper divisors (548838567176).

611413505464 is a wasteful number, since it uses less digits than its factorization.

611413505464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634911 (or 1634907 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 611413505464 in words is "six hundred eleven billion, four hundred thirteen million, five hundred five thousand, four hundred sixty-four".