16158324172 has 6 divisors (see below), whose sum is σ = 28277067308. Its totient is φ = 8079162084.

The previous prime is 16158324167. The next prime is 16158324187. The reversal of 16158324172 is 27142385161.

It is a super-2 number, since 2×16158324172² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2019790518 + ... + 2019790525.

Almost surely, 2^16158324172 is an apocalyptic number.

It is an amenable number.

16158324172 is a deficient number, since it is larger than the sum of its proper divisors (12118743136).

16158324172 is a wasteful number, since it uses less digits than its factorization.

16158324172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039581047 (or 4039581045 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The spelling of 16158324172 in words is "sixteen billion, one hundred fifty-eight million, three hundred twenty-four thousand, one hundred seventy-two".