9905426602 has 8 divisors (see below), whose sum is σ = 14923023300. Its totient is φ = 4931085504.

The previous prime is 9905426599. The next prime is 9905426603. The reversal of 9905426602 is 2066245099.

It can be written as a sum of positive squares in 2 ways, for example, as 6880536601 + 3024890001 = 82949^2 + 54999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9905426603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10813327 + ... + 10814242.

Almost surely, 2^9905426602 is an apocalyptic number.

9905426602 is a deficient number, since it is larger than the sum of its proper divisors (5017596698).

9905426602 is a wasteful number, since it uses less digits than its factorization.

9905426602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21627800.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 9905426602 is about 99526.0096758631. The cubic root of 9905426602 is about 2147.6214259126.

The spelling of 9905426602 in words is "nine billion, nine hundred five million, four hundred twenty-six thousand, six hundred two".