16073169946 has 16 divisors (see below), whose sum is σ = 24427586664. Its totient is φ = 7931252224.

The previous prime is 16073169859. The next prime is 16073169977. The reversal of 16073169946 is 64996137061.

It can be written as a sum of positive squares in 4 ways, for example, as 7866803025 + 8206366921 = 88695^2 + 90589^2 .

It is a super-2 number, since 2×16073169946² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16073169893 and 16073169902.

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, 99961 + ... + 205276.

Almost surely, 2^16073169946 is an apocalyptic number.

16073169946 is a deficient number, since it is larger than the sum of its proper divisors (8354416718).

16073169946 is a wasteful number, since it uses less digits than its factorization.

16073169946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305585.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 16073169946 in words is "sixteen billion, seventy-three million, one hundred sixty-nine thousand, nine hundred forty-six".