6654195522 has 270 divisors, whose sum is σ = 17762915313. Its totient is φ = 1860558336.

The previous prime is 6654195511. The next prime is 6654195529. The reversal of 6654195522 is 2255914566.

6654195522 is a `hidden beast` number, since 66 + 54 + 19 + 5 + 522 = 666.

It can be written as a sum of positive squares in 14 ways, for example, as 33281361 + 6620914161 = 5769^2 + 81369^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=57681.

Its product of digits (648000) is a multiple of the sum of its prime divisors (64).

It is not an unprimeable number, because it can be changed into a prime (6654195529) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 229455004 + ... + 229455032.

Almost surely, 2^6654195522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6654195522

6654195522 is an abundant number, since it is smaller than the sum of its proper divisors (11108719791).

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

6654195522 is a wasteful number, since it uses less digits than its factorization.

6654195522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 64 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 6654195522 is about 81573.2524912425. The cubic root of 6654195522 is about 1880.8977455612.

The spelling of 6654195522 in words is "six billion, six hundred fifty-four million, one hundred ninety-five thousand, five hundred twenty-two".