63860648313 has 36 divisors (see below), whose sum is σ = 108872257200. Its totient is φ = 33174353520.

The previous prime is 63860648297. The next prime is 63860648339. The reversal of 63860648313 is 31384606836.

It is a happy number.

It is not a de Polignac number, because 63860648313 - 2⁴ = 63860648297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63860648363) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1777363 + ... + 1812936.

Almost surely, 2^63860648313 is an apocalyptic number.

It is an amenable number.

63860648313 is a deficient number, since it is larger than the sum of its proper divisors (45011608887).

63860648313 is a wasteful number, since it uses less digits than its factorization.

63860648313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3590338 (or 3590320 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 63860648313 in words is "sixty-three billion, eight hundred sixty million, six hundred forty-eight thousand, three hundred thirteen".