16129531016 has 16 divisors (see below), whose sum is σ = 30245231040. Its totient is φ = 8064136080.

The previous prime is 16129531007. The next prime is 16129531051. The reversal of 16129531016 is 61013592161.

It is a super-2 number, since 2×16129531016² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40925 + ... + 184211.

It is an arithmetic number, because the mean of its divisors is an integer number (1890326940).

Almost surely, 2^16129531016 is an apocalyptic number.

It is an amenable number.

16129531016 is a deficient number, since it is larger than the sum of its proper divisors (14115700024).

16129531016 is a wasteful number, since it uses less digits than its factorization.

16129531016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157364 (or 157360 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 16129531016 in words is "sixteen billion, one hundred twenty-nine million, five hundred thirty-one thousand, sixteen".