9926612481 has 16 divisors (see below), whose sum is σ = 13919698944. Its totient is φ = 6280165584.

The previous prime is 9926612473. The next prime is 9926612483. The reversal of 9926612481 is 1842166299.

It is not a de Polignac number, because 9926612481 - 2³ = 9926612473 is a prime.

It is a super-2 number, since 2×9926612481² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9926612481.

It is not an unprimeable number, because it can be changed into a prime (9926612483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557631 + ... + 575156.

It is an arithmetic number, because the mean of its divisors is an integer number (869981184).

Almost surely, 2^9926612481 is an apocalyptic number.

It is an amenable number.

9926612481 is a deficient number, since it is larger than the sum of its proper divisors (3993086463).

9926612481 is a wasteful number, since it uses less digits than its factorization.

9926612481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132940.

The product of its digits is 373248, while the sum is 48.

The square root of 9926612481 is about 99632.3867073353. The cubic root of 9926612481 is about 2149.1514575413.

The spelling of 9926612481 in words is "nine billion, nine hundred twenty-six million, six hundred twelve thousand, four hundred eighty-one".