61116370748416 has 33 divisors (see below), whose sum is σ = 122173557631311. Its totient is φ = 30558060291072.

The previous prime is 61116370748401. The next prime is 61116370748417. The reversal of 61116370748416 is 61484707361116.

The square root of 61116370748416 is 7817696.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61116370748417) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 250044121 + ... + 250288423.

Almost surely, 2^{61116370748416} is an apocalyptic number.

61116370748416 is the 7817696-th square number.

It is an amenable number.

61116370748416 is a deficient number, since it is larger than the sum of its proper divisors (61057186882895).

61116370748416 is an frugal number, since it uses more digits than its factorization.

61116370748416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488626 (or 244305 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 61116370748416 in words is "sixty-one trillion, one hundred sixteen billion, three hundred seventy million, seven hundred forty-eight thousand, four hundred sixteen".