1501141326440 has 32 divisors (see below), whose sum is σ = 3860077697280. Its totient is φ = 514677026112.

The previous prime is 1501141326367. The next prime is 1501141326463. The reversal of 1501141326440 is 446231411051.

It is a junction number, because it is equal to n+sod(n) for n = 1501141326397 and 1501141326406.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2680609232 + ... + 2680609791.

It is an arithmetic number, because the mean of its divisors is an integer number (120627428040).

Almost surely, 2^{1501141326440} is an apocalyptic number.

1501141326440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1501141326440 is an abundant number, since it is smaller than the sum of its proper divisors (2358936370840).

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

1501141326440 is a wasteful number, since it uses less digits than its factorization.

1501141326440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5361219041 (or 5361219037 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 1501141326440 its reverse (446231411051), we get a palindrome (1947372737491).

The spelling of 1501141326440 in words is "one trillion, five hundred one billion, one hundred forty-one million, three hundred twenty-six thousand, four hundred forty".