16006557086 has 16 divisors (see below), whose sum is σ = 26220928608. Its totient is φ = 7283589600.

The previous prime is 16006557029. The next prime is 16006557139. The reversal of 16006557086 is 68075560061.

It is a super-2 number, since 2×16006557086² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 4333625 + ... + 4337316.

It is an arithmetic number, because the mean of its divisors is an integer number (1638808038).

Almost surely, 2^16006557086 is an apocalyptic number.

16006557086 is a deficient number, since it is larger than the sum of its proper divisors (10214371522).

16006557086 is a wasteful number, since it uses less digits than its factorization.

16006557086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8671027.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 16006557086 in words is "sixteen billion, six million, five hundred fifty-seven thousand, eighty-six".