6516010005550 has 48 divisors (see below), whose sum is σ = 12771940838112. Its totient is φ = 2468398064000.

The previous prime is 6516010005529. The next prime is 6516010005599. The reversal of 6516010005550 is 555000106156.

It is a super-2 number, since 2×6516010005550² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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, 27933829 + ... + 28166128.

It is an arithmetic number, because the mean of its divisors is an integer number (266082100794).

Almost surely, 2^{6516010005550} is an apocalyptic number.

6516010005550 is a deficient number, since it is larger than the sum of its proper divisors (6255930832562).

6516010005550 is a wasteful number, since it uses less digits than its factorization.

6516010005550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56100093 (or 56100088 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 6516010005550 in words is "six trillion, five hundred sixteen billion, ten million, five thousand, five hundred fifty".