9828791245 has 32 divisors (see below), whose sum is σ = 14524892928. Its totient is φ = 6217648128.

The previous prime is 9828791243. The next prime is 9828791261. The reversal of 9828791245 is 5421978289.

It is a cyclic number.

It is not a de Polignac number, because 9828791245 - 2¹ = 9828791243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9828791243) 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, 916957 + ... + 927613.

It is an arithmetic number, because the mean of its divisors is an integer number (453902904).

Almost surely, 2^9828791245 is an apocalyptic number.

It is an amenable number.

9828791245 is a deficient number, since it is larger than the sum of its proper divisors (4696101683).

9828791245 is a wasteful number, since it uses less digits than its factorization.

9828791245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12709.

The product of its digits is 2903040, while the sum is 55.

The square root of 9828791245 is about 99140.2604646568. The cubic root of 9828791245 is about 2142.0685769427.

The spelling of 9828791245 in words is "nine billion, eight hundred twenty-eight million, seven hundred ninety-one thousand, two hundred forty-five".