16309316940 has 48 divisors (see below), whose sum is σ = 52189815552. Its totient is φ = 3727843776.

The previous prime is 16309316929. The next prime is 16309317001. The reversal of 16309316940 is 4961390361.

16309316940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 16309316892 and 16309316901.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 19415434 + ... + 19416273.

It is an arithmetic number, because the mean of its divisors is an integer number (1087287824).

Almost surely, 2^16309316940 is an apocalyptic number.

16309316940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16309316940 is an abundant number, since it is smaller than the sum of its proper divisors (35880498612).

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

16309316940 is a wasteful number, since it uses less digits than its factorization.

16309316940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38831726 (or 38831724 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 42.

The spelling of 16309316940 in words is "sixteen billion, three hundred nine million, three hundred sixteen thousand, nine hundred forty".