20003507325007 has 8 divisors (see below), whose sum is σ = 21496306380336. Its totient is φ = 18545832953472.

The previous prime is 20003507324909. The next prime is 20003507325037. The reversal of 20003507325007 is 70052370530002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20003507325007 - 2³⁹ = 19453751511119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003507325037) 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 7 ways as a sum of consecutive naturals, for example, 8781169768 + ... + 8781172045.

It is an arithmetic number, because the mean of its divisors is an integer number (2687038297542).

Almost surely, 2^{20003507325007} is an apocalyptic number.

20003507325007 is a deficient number, since it is larger than the sum of its proper divisors (1492799055329).

20003507325007 is a wasteful number, since it uses less digits than its factorization.

20003507325007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17562341897.

The product of its (nonzero) digits is 44100, while the sum is 34.

Adding to 20003507325007 its reverse (70052370530002), we get a palindrome (90055877855009).

The spelling of 20003507325007 in words is "twenty trillion, three billion, five hundred seven million, three hundred twenty-five thousand, seven".