9911726474 has 32 divisors (see below), whose sum is σ = 16101396864. Its totient is φ = 4548962880.

The previous prime is 9911726431. The next prime is 9911726479. The reversal of 9911726474 is 4746271199.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9911726479) 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, 4287779 + ... + 4290089.

It is an arithmetic number, because the mean of its divisors is an integer number (503168652).

Almost surely, 2^9911726474 is an apocalyptic number.

9911726474 is a deficient number, since it is larger than the sum of its proper divisors (6189670390).

9911726474 is a wasteful number, since it uses less digits than its factorization.

9911726474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3182.

The product of its digits is 762048, while the sum is 50.

The square root of 9911726474 is about 99557.6540201706. The cubic root of 9911726474 is about 2148.0766266602.

The spelling of 9911726474 in words is "nine billion, nine hundred eleven million, seven hundred twenty-six thousand, four hundred seventy-four".