5516551550515 has 32 divisors (see below), whose sum is σ = 6996013390080. Its totient is φ = 4169102429184.

The previous prime is 5516551550507. The next prime is 5516551550551. The reversal of 5516551550515 is 5150551556155.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5516551550515 - 2³ = 5516551550507 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22072189 + ... + 22320721.

It is an arithmetic number, because the mean of its divisors is an integer number (218625418440).

Almost surely, 2^{5516551550515} is an apocalyptic number.

5516551550515 is a deficient number, since it is larger than the sum of its proper divisors (1479461839565).

5516551550515 is a wasteful number, since it uses less digits than its factorization.

5516551550515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251871.

The product of its (nonzero) digits is 2343750, while the sum is 49.

The spelling of 5516551550515 in words is "five trillion, five hundred sixteen billion, five hundred fifty-one million, five hundred fifty thousand, five hundred fifteen".