4001001563325 has 96 divisors (see below), whose sum is σ = 7196549141376. Its totient is φ = 1949649960960.

The previous prime is 4001001563323. The next prime is 4001001563333. The reversal of 4001001563325 is 5233651001004.

It is not a de Polignac number, because 4001001563325 - 2¹ = 4001001563323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4001001563292 and 4001001563301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001001563323) 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 95 ways as a sum of consecutive naturals, for example, 126947769 + ... + 126979281.

It is an arithmetic number, because the mean of its divisors is an integer number (74964053556).

Almost surely, 2^{4001001563325} is an apocalyptic number.

It is an amenable number.

4001001563325 is a deficient number, since it is larger than the sum of its proper divisors (3195547578051).

4001001563325 is a wasteful number, since it uses less digits than its factorization.

4001001563325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32863 (or 32858 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 4001001563325 its reverse (5233651001004), we get a palindrome (9234652564329).

The spelling of 4001001563325 in words is "four trillion, one billion, one million, five hundred sixty-three thousand, three hundred twenty-five".