16665141290250 has 64 divisors (see below), whose sum is σ = 41605148707200. Its totient is φ = 4443080835200.

The previous prime is 16665141290249. The next prime is 16665141290251. The reversal of 16665141290250 is 5209214156661.

It is an interprime number because it is at equal distance from previous prime (16665141290249) and next prime (16665141290251).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16665141290250.

It is not an unprimeable number, because it can be changed into a prime (16665141290251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1096969 + ... + 5876531.

It is an arithmetic number, because the mean of its divisors is an integer number (650080448550).

Almost surely, 2^{16665141290250} is an apocalyptic number.

16665141290250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16665141290250 is an abundant number, since it is smaller than the sum of its proper divisors (24940007416950).

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

16665141290250 is a wasteful number, since it uses less digits than its factorization.

16665141290250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4784232 (or 4784222 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 16665141290250 in words is "sixteen trillion, six hundred sixty-five billion, one hundred forty-one million, two hundred ninety thousand, two hundred fifty".