6450939616903 has 2 divisors, whose sum is σ = 6450939616904. Its totient is φ = 6450939616902.

The previous prime is 6450939616871. The next prime is 6450939616921. The reversal of 6450939616903 is 3096169390546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6450939616903 - 2⁵ = 6450939616871 is a prime.

It is a super-2 number, since 2×6450939616903² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6450939610903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225469808451 + 3225469808452.

It is an arithmetic number, because the mean of its divisors is an integer number (3225469808452).

Almost surely, 2^{6450939616903} is an apocalyptic number.

6450939616903 is a deficient number, since it is larger than the sum of its proper divisors (1).

6450939616903 is an equidigital number, since it uses as much as digits as its factorization.

6450939616903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28343520, while the sum is 61.

The spelling of 6450939616903 in words is "six trillion, four hundred fifty billion, nine hundred thirty-nine million, six hundred sixteen thousand, nine hundred three".