6345522255436 has 48 divisors (see below), whose sum is σ = 13724464158720. Its totient is φ = 2499813046080.

The previous prime is 6345522255433. The next prime is 6345522255451.

6345522255436 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (6345522255433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36383200 + ... + 36557191.

It is an arithmetic number, because the mean of its divisors is an integer number (285926336640).

Almost surely, 2^{6345522255436} is an apocalyptic number.

It is an amenable number.

6345522255436 is an abundant number, since it is smaller than the sum of its proper divisors (7378941903284).

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

6345522255436 is a wasteful number, since it uses less digits than its factorization.

6345522255436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72940654 (or 72940652 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 52.

The spelling of 6345522255436 in words is "six trillion, three hundred forty-five billion, five hundred twenty-two million, two hundred fifty-five thousand, four hundred thirty-six".