9842726605 has 32 divisors (see below), whose sum is σ = 12657835008. Its totient is φ = 7330118400.

The previous prime is 9842726599. The next prime is 9842726609. The reversal of 9842726605 is 5066272489.

It is not a de Polignac number, because 9842726605 - 2⁵ = 9842726573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9842726609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 973275 + ... + 983335.

It is an arithmetic number, because the mean of its divisors is an integer number (395557344).

Almost surely, 2^9842726605 is an apocalyptic number.

It is an amenable number.

9842726605 is a deficient number, since it is larger than the sum of its proper divisors (2815108403).

9842726605 is a wasteful number, since it uses less digits than its factorization.

9842726605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10317.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 9842726605 is about 99210.5166048439. The cubic root of 9842726605 is about 2143.0804477373.

The spelling of 9842726605 in words is "nine billion, eight hundred forty-two million, seven hundred twenty-six thousand, six hundred five".