6537570812322 has 256 divisors, whose sum is σ = 15204423499776. Its totient is φ = 1856137536000.

The previous prime is 6537570812321. The next prime is 6537570812341. The reversal of 6537570812322 is 2232180757356.

It is a super-2 number, since 2×6537570812322² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6537570812321) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2411496547 + ... + 2411499257.

It is an arithmetic number, because the mean of its divisors is an integer number (59392279296).

Almost surely, 2^{6537570812322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6537570812322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7602211749888).

6537570812322 is an abundant number, since it is smaller than the sum of its proper divisors (8666852687454).

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

6537570812322 is a wasteful number, since it uses less digits than its factorization.

6537570812322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 6537570812322 in words is "six trillion, five hundred thirty-seven billion, five hundred seventy million, eight hundred twelve thousand, three hundred twenty-two".