612320052066044 has 48 divisors (see below), whose sum is σ = 1247779479292416. Its totient is φ = 257464703496000.

The previous prime is 612320052066017. The next prime is 612320052066053. The reversal of 612320052066044 is 440660250023216.

It is a junction number, because it is equal to n+sod(n) for n = 612320052065992 and 612320052066010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50948219 + ... + 61809069.

It is an arithmetic number, because the mean of its divisors is an integer number (25995405818592).

Almost surely, 2^{612320052066044} is an apocalyptic number.

It is an amenable number.

612320052066044 is an abundant number, since it is smaller than the sum of its proper divisors (635459427226372).

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

612320052066044 is a wasteful number, since it uses less digits than its factorization.

612320052066044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10898906 (or 10898904 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 612320052066044 in words is "six hundred twelve trillion, three hundred twenty billion, fifty-two million, sixty-six thousand, forty-four".