2039648863 has 12 divisors (see below), whose sum is σ = 2374022640. Its totient is φ = 1747261152.

The previous prime is 2039648753. The next prime is 2039648869. The reversal of 2039648863 is 3688469302.

It is a happy number.

It is not a de Polignac number, because 2039648863 - 2¹⁷ = 2039517791 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2039648869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80995 + ... + 103147.

It is an arithmetic number, because the mean of its divisors is an integer number (197835220).

Almost surely, 2^2039648863 is an apocalyptic number.

2039648863 is a deficient number, since it is larger than the sum of its proper divisors (334373777).

2039648863 is a wasteful number, since it uses less digits than its factorization.

2039648863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24046 (or 24039 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 2039648863 is about 45162.4718433347. The cubic root of 2039648863 is about 1268.1923697746.

The spelling of 2039648863 in words is "two billion, thirty-nine million, six hundred forty-eight thousand, eight hundred sixty-three".