6547322237456 has 240 divisors, whose sum is σ = 17171539534464. Its totient is φ = 2353266432000.

The previous prime is 6547322237453. The next prime is 6547322237459.

6547322237456 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (6547322237453) and next prime (6547322237459).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (6547322237453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 319044476 + ... + 319064996.

Almost surely, 2^{6547322237456} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6547322237456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8585769767232).

6547322237456 is an abundant number, since it is smaller than the sum of its proper divisors (10624217297008).

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

6547322237456 is a wasteful number, since it uses less digits than its factorization.

6547322237456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22382 (or 22365 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 56.

The spelling of 6547322237456 in words is "six trillion, five hundred forty-seven billion, three hundred twenty-two million, two hundred thirty-seven thousand, four hundred fifty-six".