16156465672 has 16 divisors (see below), whose sum is σ = 31270579200. Its totient is φ = 7817644560.

The previous prime is 16156465609. The next prime is 16156465727. The reversal of 16156465672 is 27656465161.

It is a super-3 number, since 3×16156465672³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 32573272 + ... + 32573767.

It is an arithmetic number, because the mean of its divisors is an integer number (1954411200).

Almost surely, 2^16156465672 is an apocalyptic number.

It is an amenable number.

16156465672 is a deficient number, since it is larger than the sum of its proper divisors (15114113528).

16156465672 is a wasteful number, since it uses less digits than its factorization.

16156465672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65147076 (or 65147072 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The spelling of 16156465672 in words is "sixteen billion, one hundred fifty-six million, four hundred sixty-five thousand, six hundred seventy-two".