16496815330181 has 8 divisors (see below), whose sum is σ = 16782983529984. Its totient is φ = 16212728354080.

The previous prime is 16496815329989. The next prime is 16496815330187. The reversal of 16496815330181 is 18103351869461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16496815330181 - 2¹⁸ = 16496815068037 is a prime.

It is a super-2 number, since 2×16496815330181² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16496815330187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520289936 + ... + 520321641.

It is an arithmetic number, because the mean of its divisors is an integer number (2097872941248).

Almost surely, 2^{16496815330181} is an apocalyptic number.

It is an amenable number.

16496815330181 is a deficient number, since it is larger than the sum of its proper divisors (286168199803).

16496815330181 is a wasteful number, since it uses less digits than its factorization.

16496815330181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040611851.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 16496815330181 in words is "sixteen trillion, four hundred ninety-six billion, eight hundred fifteen million, three hundred thirty thousand, one hundred eighty-one".