61544444444516 has 24 divisors (see below), whose sum is σ = 117918105263616. Its totient is φ = 27873755601120.

The previous prime is 61544444444501. The next prime is 61544444444557.

61544444444516 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2524784516 + ... + 2524808891.

It is an arithmetic number, because the mean of its divisors is an integer number (4913254385984).

Almost surely, 2^{61544444444516} is an apocalyptic number.

It is an amenable number.

61544444444516 is a deficient number, since it is larger than the sum of its proper divisors (56373660819100).

61544444444516 is a wasteful number, since it uses less digits than its factorization.

61544444444516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049593699 (or 5049593697 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 56.

The spelling of 61544444444516 in words is "sixty-one trillion, five hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, five hundred sixteen".