6722043630842 has 16 divisors (see below), whose sum is σ = 10676353161960. Its totient is φ = 3163265399808.

The previous prime is 6722043630823. The next prime is 6722043630851. The reversal of 6722043630842 is 2480363402276.

It can be written as a sum of positive squares in 4 ways, for example, as 6024035180881 + 698008449961 = 2454391^2 + 835469^2 .

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, 725138 + ... + 3737634.

Almost surely, 2^{6722043630842} is an apocalyptic number.

6722043630842 is a deficient number, since it is larger than the sum of its proper divisors (3954309531118).

6722043630842 is a wasteful number, since it uses less digits than its factorization.

6722043630842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078145.

The product of its (nonzero) digits is 2322432, while the sum is 47.

The spelling of 6722043630842 in words is "six trillion, seven hundred twenty-two billion, forty-three million, six hundred thirty thousand, eight hundred forty-two".