20014516642603 has 4 divisors (see below), whose sum is σ = 22873733305840. Its totient is φ = 17155299979368.

The previous prime is 20014516642553. The next prime is 20014516642607. The reversal of 20014516642603 is 30624661541002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20014516642603 - 2²⁹ = 20013979771691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20014516642607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1429608331608 + ... + 1429608331621.

It is an arithmetic number, because the mean of its divisors is an integer number (5718433326460).

Almost surely, 2^{20014516642603} is an apocalyptic number.

20014516642603 is a deficient number, since it is larger than the sum of its proper divisors (2859216663237).

20014516642603 is an equidigital number, since it uses as much as digits as its factorization.

20014516642603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859216663236.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 20014516642603 in words is "twenty trillion, fourteen billion, five hundred sixteen million, six hundred forty-two thousand, six hundred three".