1326511140504 has 64 divisors (see below), whose sum is σ = 3808165968000. Its totient is φ = 380816593920.

The previous prime is 1326511140467. The next prime is 1326511140509. The reversal of 1326511140504 is 4050411156231.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326511140509) 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, 132222969 + ... + 132233000.

It is an arithmetic number, because the mean of its divisors is an integer number (59502593250).

Almost surely, 2^{1326511140504} is an apocalyptic number.

It is an amenable number.

1326511140504 is an abundant number, since it is smaller than the sum of its proper divisors (2481654827496).

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

1326511140504 is a wasteful number, since it uses less digits than its factorization.

1326511140504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264456008 (or 264456004 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 1326511140504 its reverse (4050411156231), we get a palindrome (5376922296735).

The spelling of 1326511140504 in words is "one trillion, three hundred twenty-six billion, five hundred eleven million, one hundred forty thousand, five hundred four".