611654456116 has 12 divisors (see below), whose sum is σ = 1167703961760. Its totient is φ = 278024752760.

The previous prime is 611654456009. The next prime is 611654456137.

It is a happy number.

611654456116 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6950618776 + ... + 6950618863.

It is an arithmetic number, because the mean of its divisors is an integer number (97308663480).

Almost surely, 2^611654456116 is an apocalyptic number.

It is an amenable number.

611654456116 is a deficient number, since it is larger than the sum of its proper divisors (556049505644).

611654456116 is a wasteful number, since it uses less digits than its factorization.

611654456116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13901237654 (or 13901237652 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The spelling of 611654456116 in words is "six hundred eleven billion, six hundred fifty-four million, four hundred fifty-six thousand, one hundred sixteen".