8160662540250 has 640 divisors, whose sum is σ = 26383664736000. Its totient is φ = 1861496640000.

The previous prime is 8160662540209. The next prime is 8160662540263. The reversal of 8160662540250 is 520452660618.

8160662540250 is a `hidden beast` number, since 8 + 16 + 0 + 6 + 625 + 4 + 0 + 2 + 5 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 8160662540196 and 8160662540205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 630598780 + ... + 630611720.

It is an arithmetic number, because the mean of its divisors is an integer number (41224476150).

Almost surely, 2^{8160662540250} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8160662540250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13191832368000).

8160662540250 is an abundant number, since it is smaller than the sum of its proper divisors (18223002195750).

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

8160662540250 is a wasteful number, since it uses less digits than its factorization.

8160662540250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13149 (or 13130 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 8160662540250 in words is "eight trillion, one hundred sixty billion, six hundred sixty-two million, five hundred forty thousand, two hundred fifty".