16535786073 has 8 divisors (see below), whose sum is σ = 22053969408. Its totient is φ = 11020730064.

The previous prime is 16535786023. The next prime is 16535786101. The reversal of 16535786073 is 37068753561.

16535786073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 16535786073 - 2²¹ = 16533688921 is a prime.

It is a super-2 number, since 2×16535786073² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16535786023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769465 + ... + 790662.

It is an arithmetic number, because the mean of its divisors is an integer number (2756746176).

Almost surely, 2^16535786073 is an apocalyptic number.

It is an amenable number.

16535786073 is a deficient number, since it is larger than the sum of its proper divisors (5518183335).

16535786073 is a wasteful number, since it uses less digits than its factorization.

16535786073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563663.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 16535786073 in words is "sixteen billion, five hundred thirty-five million, seven hundred eighty-six thousand, seventy-three".