16309095660 has 576 divisors, whose sum is σ = 62298722304. Its totient is φ = 3527193600.

The previous prime is 16309095659. The next prime is 16309095667. The reversal of 16309095660 is 6659090361.

16309095660 is a `hidden beast` number, since 1 + 630 + 9 + 0 + 9 + 5 + 6 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (16309095667) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 21544002 + ... + 21544758.

It is an arithmetic number, because the mean of its divisors is an integer number (108157504).

Almost surely, 2^16309095660 is an apocalyptic number.

16309095660 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 16309095660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31149361152).

16309095660 is an abundant number, since it is smaller than the sum of its proper divisors (45989626644).

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

16309095660 is a wasteful number, since it uses less digits than its factorization.

16309095660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 822 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The spelling of 16309095660 in words is "sixteen billion, three hundred nine million, ninety-five thousand, six hundred sixty".