2002603956919 has 4 divisors (see below), whose sum is σ = 2003534104896. Its totient is φ = 2001673808944.

The previous prime is 2002603956851. The next prime is 2002603956923. The reversal of 2002603956919 is 9196593062002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002603956919 is a prime.

It is a super-2 number, since 2×2002603956919² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002603956989) 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, 465070759 + ... + 465075064.

It is an arithmetic number, because the mean of its divisors is an integer number (500883526224).

Almost surely, 2^{2002603956919} is an apocalyptic number.

2002603956919 is a deficient number, since it is larger than the sum of its proper divisors (930147977).

2002603956919 is an equidigital number, since it uses as much as digits as its factorization.

2002603956919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930147976.

The product of its (nonzero) digits is 1574640, while the sum is 52.

The spelling of 2002603956919 in words is "two trillion, two billion, six hundred three million, nine hundred fifty-six thousand, nine hundred nineteen".