5521806033777 has 96 divisors (see below), whose sum is σ = 9035245440000. Its totient is φ = 3218899662720.

The previous prime is 5521806033739. The next prime is 5521806033803. The reversal of 5521806033777 is 7773306081255.

It is a happy number.

5521806033777 is a `hidden beast` number, since 5 + 5 + 2 + 180 + 60 + 337 + 77 = 666.

It is not a de Polignac number, because 5521806033777 - 2¹⁴ = 5521806017393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5521806043777) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1347108474 + ... + 1347112572.

It is an arithmetic number, because the mean of its divisors is an integer number (94117140000).

Almost surely, 2^{5521806033777} is an apocalyptic number.

It is an amenable number.

5521806033777 is a deficient number, since it is larger than the sum of its proper divisors (3513439406223).

5521806033777 is a wasteful number, since it uses less digits than its factorization.

5521806033777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5811 (or 5808 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 54.

The spelling of 5521806033777 in words is "five trillion, five hundred twenty-one billion, eight hundred six million, thirty-three thousand, seven hundred seventy-seven".