16494309546 has 64 divisors (see below), whose sum is σ = 38778203520. Its totient is φ = 4611133440.

The previous prime is 16494309541. The next prime is 16494309547. The reversal of 16494309546 is 64590349461.

16494309546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16494309546² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16494309541) 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 31 ways as a sum of consecutive naturals, for example, 1842810 + ... + 1851738.

It is an arithmetic number, because the mean of its divisors is an integer number (605909430).

Almost surely, 2^16494309546 is an apocalyptic number.

16494309546 is an abundant number, since it is smaller than the sum of its proper divisors (22283893974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16494309546 is a wasteful number, since it uses less digits than its factorization.

16494309546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 16494309546 in words is "sixteen billion, four hundred ninety-four million, three hundred nine thousand, five hundred forty-six".