20003513512641 has 8 divisors (see below), whose sum is σ = 26672764926720. Its totient is φ = 13334968886832.

The previous prime is 20003513512627. The next prime is 20003513512657. The reversal of 20003513512641 is 14621531530002.

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

It is not a de Polignac number, because 20003513512641 - 2²² = 20003509318337 is a prime.

It is a super-2 number, since 2×20003513512641² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20003513519641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 176631025 + ... + 176744238.

It is an arithmetic number, because the mean of its divisors is an integer number (3334095615840).

Almost surely, 2^{20003513512641} is an apocalyptic number.

It is an amenable number.

20003513512641 is a deficient number, since it is larger than the sum of its proper divisors (6669251414079).

20003513512641 is a wasteful number, since it uses less digits than its factorization.

20003513512641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353394135.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 20003513512641 in words is "twenty trillion, three billion, five hundred thirteen million, five hundred twelve thousand, six hundred forty-one".