10287963999 has 12 divisors (see below), whose sum is σ = 14897829336. Its totient is φ = 6841364112.

The previous prime is 10287963947. The next prime is 10287964007. The reversal of 10287963999 is 99936978201.

It is a happy number.

It is not a de Polignac number, because 10287963999 - 2⁹ = 10287963487 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10287962999) 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, 1436109 + ... + 1443254.

It is an arithmetic number, because the mean of its divisors is an integer number (1241485778).

Almost surely, 2^10287963999 is an apocalyptic number.

10287963999 is a deficient number, since it is larger than the sum of its proper divisors (4609865337).

10287963999 is a wasteful number, since it uses less digits than its factorization.

10287963999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879766 (or 2879763 counting only the distinct ones).

The product of its (nonzero) digits is 13226976, while the sum is 63.

The spelling of 10287963999 in words is "ten billion, two hundred eighty-seven million, nine hundred sixty-three thousand, nine hundred ninety-nine".