12263039816 has 8 divisors (see below), whose sum is σ = 22993199670. Its totient is φ = 6131519904.

The previous prime is 12263039813. The next prime is 12263039819. The reversal of 12263039816 is 61893036221.

It is an interprime number because it is at equal distance from previous prime (12263039813) and next prime (12263039819).

It can be written as a sum of positive squares in only one way, i.e., 8337516100 + 3925523716 = 91310^2 + 62654^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12263039813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766439981 + ... + 766439996.

Almost surely, 2^12263039816 is an apocalyptic number.

It is an amenable number.

12263039816 is a deficient number, since it is larger than the sum of its proper divisors (10730159854).

12263039816 is a wasteful number, since it uses less digits than its factorization.

12263039816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532879983 (or 1532879979 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 12263039816 in words is "twelve billion, two hundred sixty-three million, thirty-nine thousand, eight hundred sixteen".