9980963504926 has 4 divisors (see below), whose sum is σ = 14971445257392. Its totient is φ = 4990481752462.

The previous prime is 9980963504893. The next prime is 9980963504927. The reversal of 9980963504926 is 6294053690899.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9980963504927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2495240876230 + ... + 2495240876233.

It is an arithmetic number, because the mean of its divisors is an integer number (3742861314348).

Almost surely, 2^{9980963504926} is an apocalyptic number.

9980963504926 is a deficient number, since it is larger than the sum of its proper divisors (4990481752466).

9980963504926 is a wasteful number, since it uses less digits than its factorization.

9980963504926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990481752465.

The product of its (nonzero) digits is 226748160, while the sum is 70.

The spelling of 9980963504926 in words is "nine trillion, nine hundred eighty billion, nine hundred sixty-three million, five hundred four thousand, nine hundred twenty-six".