16251609150 has 576 divisors, whose sum is σ = 55571443200. Its totient is φ = 3448811520.

The previous prime is 16251609149. The next prime is 16251609173. The reversal of 16251609150 is 5190615261.

16251609150 is a `hidden beast` number, since 1 + 6 + 2 + 516 + 0 + 91 + 50 = 666.

It is a super-2 number, since 2×16251609150² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 143819494 + ... + 143819606.

It is an arithmetic number, because the mean of its divisors is an integer number (96478200).

Almost surely, 2^16251609150 is an apocalyptic number.

16251609150 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 16251609150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27785721600).

16251609150 is an abundant number, since it is smaller than the sum of its proper divisors (39319834050).

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

16251609150 is a wasteful number, since it uses less digits than its factorization.

16251609150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 16251609150 in words is "sixteen billion, two hundred fifty-one million, six hundred nine thousand, one hundred fifty".