6515605500552 has 48 divisors (see below), whose sum is σ = 17844706093500. Its totient is φ = 2147465481216.

The previous prime is 6515605500541. The next prime is 6515605500563. The reversal of 6515605500552 is 2550055065156.

It is an interprime number because it is at equal distance from previous prime (6515605500541) and next prime (6515605500563).

It can be written as a sum of positive squares in 2 ways, for example, as 6265379449476 + 250226051076 = 2503074^2 + 500226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6515605500498 and 6515605500507.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 508389777 + ... + 508402592.

Almost surely, 2^{6515605500552} is an apocalyptic number.

It is an amenable number.

6515605500552 is an abundant number, since it is smaller than the sum of its proper divisors (11329100592948).

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

6515605500552 is a wasteful number, since it uses less digits than its factorization.

6515605500552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016792470 (or 1016792463 counting only the distinct ones).

The product of its (nonzero) digits is 1125000, while the sum is 45.

The spelling of 6515605500552 in words is "six trillion, five hundred fifteen billion, six hundred five million, five hundred thousand, five hundred fifty-two".