2063276391 has 12 divisors (see below), whose sum is σ = 3023865656. Its totient is φ = 1250470320.

The previous prime is 2063276381. The next prime is 2063276419. The reversal of 2063276391 is 1936723602.

It is not a de Polignac number, because 2063276391 - 2¹⁷ = 2063145319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2063276381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2841616 + ... + 2842341.

Almost surely, 2^2063276391 is an apocalyptic number.

2063276391 is a deficient number, since it is larger than the sum of its proper divisors (960589265).

2063276391 is a wasteful number, since it uses less digits than its factorization.

2063276391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5683982 (or 5683971 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 2063276391 is about 45423.3022907846. The cubic root of 2063276391 is about 1273.0705438357.

Adding to 2063276391 its reverse (1936723602), we get a palindrome (3999999993).

The spelling of 2063276391 in words is "two billion, sixty-three million, two hundred seventy-six thousand, three hundred ninety-one".