611611644422 has 32 divisors (see below), whose sum is σ = 940807526400. Its totient is φ = 298106800128.

The previous prime is 611611644383. The next prime is 611611644487. The reversal of 611611644422 is 224446116116.

It is a congruent number.

It is an unprimeable number.

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, 6717479 + ... + 6807917.

It is an arithmetic number, because the mean of its divisors is an integer number (29400235200).

Almost surely, 2^611611644422 is an apocalyptic number.

611611644422 is a deficient number, since it is larger than the sum of its proper divisors (329195881978).

611611644422 is a wasteful number, since it uses less digits than its factorization.

611611644422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90980.

The product of its digits is 55296, while the sum is 38.

The spelling of 611611644422 in words is "six hundred eleven billion, six hundred eleven million, six hundred forty-four thousand, four hundred twenty-two".