5541061770916 has 81 divisors (see below), whose sum is σ = 11339568987201. Its totient is φ = 2362269553056.

The previous prime is 5541061770913. The next prime is 5541061770947. The reversal of 5541061770916 is 6190771601455.

It is a happy number.

The square root of 5541061770916 is 2353946.

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

It can be written as a sum of positive squares in only one way, i.e., 955056652900 + 4586005118016 = 977270^2 + 2141496^2 .

It is not an unprimeable number, because it can be changed into a prime (5541061770913) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 9128602285 + ... + 9128602891.

Almost surely, 2^{5541061770916} is an apocalyptic number.

5541061770916 is the 2353946-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5541061770916

5541061770916 is an abundant number, since it is smaller than the sum of its proper divisors (5798507216285).

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

5541061770916 is an frugal number, since it uses more digits than its factorization.

5541061770916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 52.

The spelling of 5541061770916 in words is "five trillion, five hundred forty-one billion, sixty-one million, seven hundred seventy thousand, nine hundred sixteen".