1326343620524 has 48 divisors (see below), whose sum is σ = 2655196479936. Its totient is φ = 574296576000.

The previous prime is 1326343620521. The next prime is 1326343620559. The reversal of 1326343620524 is 4250263436231.

It is not an unprimeable number, because it can be changed into a prime (1326343620521) 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, 2137277 + ... + 2687124.

It is an arithmetic number, because the mean of its divisors is an integer number (55316593332).

Almost surely, 2^{1326343620524} is an apocalyptic number.

It is an amenable number.

1326343620524 is an abundant number, since it is smaller than the sum of its proper divisors (1328852859412).

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

1326343620524 is a wasteful number, since it uses less digits than its factorization.

1326343620524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824746 (or 4824744 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 1326343620524 in words is "one trillion, three hundred twenty-six billion, three hundred forty-three million, six hundred twenty thousand, five hundred twenty-four".