1001324377744 has 20 divisors (see below), whose sum is σ = 1948537892860. Its totient is φ = 498475889280.

The previous prime is 1001324377709. The next prime is 1001324377787. The reversal of 1001324377744 is 4477734231001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 643107763600 + 358216614144 = 801940^2 + 598512^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1001324377744.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136639947 + ... + 136647274.

It is an arithmetic number, because the mean of its divisors is an integer number (97426894643).

Almost surely, 2^{1001324377744} is an apocalyptic number.

It is an amenable number.

1001324377744 is a deficient number, since it is larger than the sum of its proper divisors (947213515116).

1001324377744 is a wasteful number, since it uses less digits than its factorization.

1001324377744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273287458 (or 273287452 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 1001324377744 in words is "one trillion, one billion, three hundred twenty-four million, three hundred seventy-seven thousand, seven hundred forty-four".