9828839054 has 4 divisors (see below), whose sum is σ = 14743258584. Its totient is φ = 4914419526.

The previous prime is 9828838997. The next prime is 9828839071. The reversal of 9828839054 is 4509388289.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×9828839054² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2457209762 + ... + 2457209765.

It is an arithmetic number, because the mean of its divisors is an integer number (3685814646).

Almost surely, 2^9828839054 is an apocalyptic number.

9828839054 is a deficient number, since it is larger than the sum of its proper divisors (4914419530).

9828839054 is a wasteful number, since it uses less digits than its factorization.

9828839054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4914419529.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The square root of 9828839054 is about 99140.5015823503. The cubic root of 9828839054 is about 2142.0720500721.

The spelling of 9828839054 in words is "nine billion, eight hundred twenty-eight million, eight hundred thirty-nine thousand, fifty-four".