6557061207210 has 32 divisors (see below), whose sum is σ = 16565207261760. Its totient is φ = 1656520725888.

The previous prime is 6557061207163. The next prime is 6557061207223. The reversal of 6557061207210 is 127021607556.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5751807507 + ... + 5751808646.

It is an arithmetic number, because the mean of its divisors is an integer number (517662726930).

Almost surely, 2^{6557061207210} is an apocalyptic number.

6557061207210 is an abundant number, since it is smaller than the sum of its proper divisors (10008146054550).

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

6557061207210 is a wasteful number, since it uses less digits than its factorization.

6557061207210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11503616182.

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 6557061207210 in words is "six trillion, five hundred fifty-seven billion, sixty-one million, two hundred seven thousand, two hundred ten".