6849722890 has 16 divisors (see below), whose sum is σ = 12513524832. Its totient is φ = 2698995024.

The previous prime is 6849722881. The next prime is 6849722953. The reversal of 6849722890 is 982279486.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5111064 + ... + 5112403.

It is an arithmetic number, because the mean of its divisors is an integer number (782095302).

Almost surely, 2^6849722890 is an apocalyptic number.

6849722890 is a deficient number, since it is larger than the sum of its proper divisors (5663801942).

6849722890 is a wasteful number, since it uses less digits than its factorization.

6849722890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10223541.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The square root of 6849722890 is about 82763.0526865702. The cubic root of 6849722890 is about 1899.1430013188.

The spelling of 6849722890 in words is "six billion, eight hundred forty-nine million, seven hundred twenty-two thousand, eight hundred ninety".