5518052544425 has 24 divisors (see below), whose sum is σ = 7010511220440. Its totient is φ = 4306011660800.

The previous prime is 5518052544383. The next prime is 5518052544439. The reversal of 5518052544425 is 5244452508155.

It can be written as a sum of positive squares in 12 ways, for example, as 5092983751696 + 425068792729 = 2256764^2 + 651973^2 .

It is not a de Polignac number, because 5518052544425 - 2¹⁶ = 5518052478889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5362511 + ... + 6308139.

It is an arithmetic number, because the mean of its divisors is an integer number (292104634185).

Almost surely, 2^{5518052544425} is an apocalyptic number.

It is an amenable number.

5518052544425 is a deficient number, since it is larger than the sum of its proper divisors (1492458676015).

5518052544425 is a wasteful number, since it uses less digits than its factorization.

5518052544425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951373 (or 951368 counting only the distinct ones).

The product of its (nonzero) digits is 6400000, while the sum is 50.

The spelling of 5518052544425 in words is "five trillion, five hundred eighteen billion, fifty-two million, five hundred forty-four thousand, four hundred twenty-five".