16793720436 has 48 divisors (see below), whose sum is σ = 41632121664. Its totient is φ = 5250617856.

The previous prime is 16793720431. The next prime is 16793720459. The reversal of 16793720436 is 63402739761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16793720431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80710 + ... + 200253.

It is an arithmetic number, because the mean of its divisors is an integer number (867335868).

Almost surely, 2^16793720436 is an apocalyptic number.

It is an amenable number.

16793720436 is an abundant number, since it is smaller than the sum of its proper divisors (24838401228).

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

16793720436 is a wasteful number, since it uses less digits than its factorization.

16793720436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281280 (or 281278 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 48.

The spelling of 16793720436 in words is "sixteen billion, seven hundred ninety-three million, seven hundred twenty thousand, four hundred thirty-six".