611628121826116 has 24 divisors (see below), whose sum is σ = 1074857992306560. Its totient is φ = 304525910526432.

The previous prime is 611628121826081. The next prime is 611628121826143.

611628121826116 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24935506 + ... + 42953878.

It is an arithmetic number, because the mean of its divisors is an integer number (44785749679440).

Almost surely, 2^{611628121826116} is an apocalyptic number.

It is an amenable number.

611628121826116 is a deficient number, since it is larger than the sum of its proper divisors (463229870480444).

611628121826116 is a wasteful number, since it uses less digits than its factorization.

611628121826116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18054123 (or 18054121 counting only the distinct ones).

The product of its digits is 663552, while the sum is 52.

The spelling of 611628121826116 in words is "six hundred eleven trillion, six hundred twenty-eight billion, one hundred twenty-one million, eight hundred twenty-six thousand, one hundred sixteen".