9963426105 has 12 divisors (see below), whose sum is σ = 17269938660. Its totient is φ = 5313827232.

The previous prime is 9963426103. The next prime is 9963426139. The reversal of 9963426105 is 5016243699.

9963426105 is a `hidden beast` number, since 9 + 9 + 634 + 2 + 6 + 1 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7341576489 + 2621849616 = 85683^2 + 51204^2 .

It is not a de Polignac number, because 9963426105 - 2¹ = 9963426103 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 221409469 = 9963426105 / (9 + 9 + 6 + 3 + 4 + 2 + 6 + 1 + 0 + 5).

It is not an unprimeable number, because it can be changed into a prime (9963426103) 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, 110704690 + ... + 110704779.

It is an arithmetic number, because the mean of its divisors is an integer number (1439161555).

Almost surely, 2^9963426105 is an apocalyptic number.

It is an amenable number.

9963426105 is a deficient number, since it is larger than the sum of its proper divisors (7306512555).

9963426105 is a wasteful number, since it uses less digits than its factorization.

9963426105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221409480 (or 221409477 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 9963426105 is about 99816.9630123057. The cubic root of 9963426105 is about 2151.8049458172.

The spelling of 9963426105 in words is "nine billion, nine hundred sixty-three million, four hundred twenty-six thousand, one hundred five".