6715506605550 has 48 divisors (see below), whose sum is σ = 16673446966512. Its totient is φ = 1788759763200.

The previous prime is 6715506605543. The next prime is 6715506605551. The reversal of 6715506605550 is 555066055176.

It is a junction number, because it is equal to n+sod(n) for n = 6715506605493 and 6715506605502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6715506605551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25392991 + ... + 25656090.

It is an arithmetic number, because the mean of its divisors is an integer number (347363478469).

Almost surely, 2^{6715506605550} is an apocalyptic number.

6715506605550 is an abundant number, since it is smaller than the sum of its proper divisors (9957940360962).

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

6715506605550 is a wasteful number, since it uses less digits than its factorization.

6715506605550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51049973 (or 51049968 counting only the distinct ones).

The product of its (nonzero) digits is 4725000, while the sum is 51.

The spelling of 6715506605550 in words is "six trillion, seven hundred fifteen billion, five hundred six million, six hundred five thousand, five hundred fifty".