6557316422 has 8 divisors (see below), whose sum is σ = 10263625776. Its totient is φ = 3136107832.

The previous prime is 6557316421. The next prime is 6557316431. The reversal of 6557316422 is 2246137556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6557316422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6557316421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71275133 + ... + 71275224.

It is an arithmetic number, because the mean of its divisors is an integer number (1282953222).

Almost surely, 2^6557316422 is an apocalyptic number.

6557316422 is a deficient number, since it is larger than the sum of its proper divisors (3706309354).

6557316422 is a wasteful number, since it uses less digits than its factorization.

6557316422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142550382.

The product of its digits is 302400, while the sum is 41.

The square root of 6557316422 is about 80977.2586718024. The cubic root of 6557316422 is about 1871.7250253196.

The spelling of 6557316422 in words is "six billion, five hundred fifty-seven million, three hundred sixteen thousand, four hundred twenty-two".