16720744094 has 24 divisors (see below), whose sum is σ = 26674930368. Its totient is φ = 7859233280.

The previous prime is 16720744093. The next prime is 16720744141. The reversal of 16720744094 is 49044702761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16720744093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 482054 + ... + 515574.

It is an arithmetic number, because the mean of its divisors is an integer number (1111455432).

Almost surely, 2^16720744094 is an apocalyptic number.

16720744094 is a deficient number, since it is larger than the sum of its proper divisors (9954186274).

16720744094 is a wasteful number, since it uses less digits than its factorization.

16720744094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34420 (or 34403 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 16720744094 in words is "sixteen billion, seven hundred twenty million, seven hundred forty-four thousand, ninety-four".