16317667020 has 96 divisors (see below), whose sum is σ = 48413191680. Its totient is φ = 4095014400.

The previous prime is 16317666979. The next prime is 16317667033. The reversal of 16317667020 is 2076671361.

It is a self number, because there is not a number n which added to its sum of digits gives 16317667020.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124744 + ... + 219536.

It is an arithmetic number, because the mean of its divisors is an integer number (504304080).

Almost surely, 2^16317667020 is an apocalyptic number.

16317667020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16317667020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24206595840).

16317667020 is an abundant number, since it is smaller than the sum of its proper divisors (32095524660).

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

16317667020 is a wasteful number, since it uses less digits than its factorization.

16317667020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94975 (or 94973 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The spelling of 16317667020 in words is "sixteen billion, three hundred seventeen million, six hundred sixty-seven thousand, twenty".