1326875543607 has 4 divisors (see below), whose sum is σ = 1769167391480. Its totient is φ = 884583695736.

The previous prime is 1326875543599. The next prime is 1326875543641. The reversal of 1326875543607 is 7063455786231.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1326875543607 - 2³ = 1326875543599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326875543657) 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, 221145923932 + ... + 221145923937.

It is an arithmetic number, because the mean of its divisors is an integer number (442291847870).

Almost surely, 2^{1326875543607} is an apocalyptic number.

1326875543607 is a deficient number, since it is larger than the sum of its proper divisors (442291847873).

1326875543607 is an equidigital number, since it uses as much as digits as its factorization.

1326875543607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442291847872.

The product of its (nonzero) digits is 25401600, while the sum is 57.

The spelling of 1326875543607 in words is "one trillion, three hundred twenty-six billion, eight hundred seventy-five million, five hundred forty-three thousand, six hundred seven".