16495718850 has 240 divisors, whose sum is σ = 49768147968. Its totient is φ = 4026879360.

The previous prime is 16495718831. The next prime is 16495718909. The reversal of 16495718850 is 5881759461.

It is a happy number.

16495718850 is a `hidden beast` number, since 1 + 6 + 495 + 71 + 8 + 85 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6685317 + ... + 6687783.

Almost surely, 2^16495718850 is an apocalyptic number.

16495718850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16495718850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24884073984).

16495718850 is an abundant number, since it is smaller than the sum of its proper divisors (33272429118).

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

16495718850 is a wasteful number, since it uses less digits than its factorization.

16495718850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631 (or 2617 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 54.

The spelling of 16495718850 in words is "sixteen billion, four hundred ninety-five million, seven hundred eighteen thousand, eight hundred fifty".