9428794011 has 64 divisors (see below), whose sum is σ = 17212733440. Its totient is φ = 4967464320.

The previous prime is 9428794009. The next prime is 9428794021. The reversal of 9428794011 is 1104978249.

It is a happy number.

It is a Wieferich number.

It is not a de Polignac number, because 9428794011 - 2¹ = 9428794009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9428794021) 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 in 63 ways as a sum of consecutive naturals, for example, 2683746 + ... + 2687256.

It is an arithmetic number, because the mean of its divisors is an integer number (268948960).

Almost surely, 2^9428794011 is an apocalyptic number.

9428794011 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

9428794011 is a deficient number, since it is larger than the sum of its proper divisors (7783939429).

9428794011 is a wasteful number, since it uses less digits than its factorization.

9428794011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4633 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 9428794011 is about 97101.9773794540. The cubic root of 9428794011 is about 2112.6070072938.

The spelling of 9428794011 in words is "nine billion, four hundred twenty-eight million, seven hundred ninety-four thousand, eleven".