16056438117 has 8 divisors (see below), whose sum is σ = 21759544800. Its totient is φ = 10528811760.

The previous prime is 16056438107. The next prime is 16056438131. The reversal of 16056438117 is 71183465061.

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

It is not a de Polignac number, because 16056438117 - 2²² = 16052243813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056438107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43869867 + ... + 43870232.

It is an arithmetic number, because the mean of its divisors is an integer number (2719943100).

Almost surely, 2^16056438117 is an apocalyptic number.

It is an amenable number.

16056438117 is a deficient number, since it is larger than the sum of its proper divisors (5703106683).

16056438117 is an equidigital number, since it uses as much as digits as its factorization.

16056438117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87740163.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 16056438117 in words is "sixteen billion, fifty-six million, four hundred thirty-eight thousand, one hundred seventeen".