16307421767813 has 32 divisors (see below), whose sum is σ = 19658357130240. Its totient is φ = 13344187887360.

The previous prime is 16307421767803. The next prime is 16307421767821. The reversal of 16307421767813 is 31876712470361.

16307421767813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-16307421767813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16307421767803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28181906 + ... + 28754732.

It is an arithmetic number, because the mean of its divisors is an integer number (614323660320).

Almost surely, 2^{16307421767813} is an apocalyptic number.

It is an amenable number.

16307421767813 is a deficient number, since it is larger than the sum of its proper divisors (3350935362427).

16307421767813 is a wasteful number, since it uses less digits than its factorization.

16307421767813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579497.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 16307421767813 in words is "sixteen trillion, three hundred seven billion, four hundred twenty-one million, seven hundred sixty-seven thousand, eight hundred thirteen".