16019671012 has 6 divisors (see below), whose sum is σ = 28034424278. Its totient is φ = 8009835504.

The previous prime is 16019671007. The next prime is 16019671037. The reversal of 16019671012 is 21017691061.

It can be written as a sum of positive squares in only one way, i.e., 14919156736 + 1100514276 = 122144^2 + 33174^2 .

It is a super-3 number, since 3×16019671012³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002458873 + ... + 2002458880.

Almost surely, 2^16019671012 is an apocalyptic number.

It is an amenable number.

16019671012 is a deficient number, since it is larger than the sum of its proper divisors (12014753266).

16019671012 is a wasteful number, since it uses less digits than its factorization.

16019671012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004917757 (or 4004917755 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 34.

The spelling of 16019671012 in words is "sixteen billion, nineteen million, six hundred seventy-one thousand, twelve".