1326211643151 has 48 divisors (see below), whose sum is σ = 1977170700960. Its totient is φ = 855983427840.

The previous prime is 1326211643129. The next prime is 1326211643153. The reversal of 1326211643151 is 1513461126231.

1326211643151 is a `hidden beast` number, since 1 + 3 + 2 + 6 + 2 + 1 + 1 + 643 + 1 + 5 + 1 = 666.

It is not a de Polignac number, because 1326211643151 - 2¹⁰ = 1326211642127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326211643153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163262176 + ... + 163270298.

It is an arithmetic number, because the mean of its divisors is an integer number (41191056270).

Almost surely, 2^{1326211643151} is an apocalyptic number.

1326211643151 is a deficient number, since it is larger than the sum of its proper divisors (650959057809).

1326211643151 is a wasteful number, since it uses less digits than its factorization.

1326211643151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10536 (or 10533 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

Adding to 1326211643151 its reverse (1513461126231), we get a palindrome (2839672769382).

The spelling of 1326211643151 in words is "one trillion, three hundred twenty-six billion, two hundred eleven million, six hundred forty-three thousand, one hundred fifty-one".