611678456228 has 24 divisors (see below), whose sum is σ = 1223374686912. Its totient is φ = 262144101024.

The previous prime is 611678456173. The next prime is 611678456231. The reversal of 611678456228 is 822654876116.

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 7 ways as a sum of consecutive naturals, for example, 2717150 + ... + 2933642.

It is an arithmetic number, because the mean of its divisors is an integer number (50973945288).

Almost surely, 2^611678456228 is an apocalyptic number.

It is an amenable number.

611678456228 is an abundant number, since it is smaller than the sum of its proper divisors (611696230684).

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

611678456228 is a wasteful number, since it uses less digits than its factorization.

611678456228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317411 (or 317409 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 56.

The spelling of 611678456228 in words is "six hundred eleven billion, six hundred seventy-eight million, four hundred fifty-six thousand, two hundred twenty-eight".