16865074722 has 16 divisors (see below), whose sum is σ = 33735832992. Its totient is φ = 5620744320.

The previous prime is 16865074717. The next prime is 16865074727. The reversal of 16865074722 is 22747056861.

It is an interprime number because it is at equal distance from previous prime (16865074717) and next prime (16865074727).

It is not an unprimeable number, because it can be changed into a prime (16865074727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197743 + ... + 269874.

It is an arithmetic number, because the mean of its divisors is an integer number (2108489562).

Almost surely, 2^16865074722 is an apocalyptic number.

16865074722 is an abundant number, since it is smaller than the sum of its proper divisors (16870758270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16865074722 is a wasteful number, since it uses less digits than its factorization.

16865074722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473633.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 16865074722 in words is "sixteen billion, eight hundred sixty-five million, seventy-four thousand, seven hundred twenty-two".