4165333430640 has 80 divisors (see below), whose sum is σ = 12928941506688. Its totient is φ = 1109344151808.

The previous prime is 4165333430611. The next prime is 4165333430677. The reversal of 4165333430640 is 460343335614.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 4165333430592 and 4165333430601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10837522 + ... + 11215281.

Almost surely, 2^{4165333430640} is an apocalyptic number.

4165333430640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4165333430640 is an abundant number, since it is smaller than the sum of its proper divisors (8763608076048).

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

4165333430640 is a wasteful number, since it uses less digits than its factorization.

4165333430640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22053606 (or 22053600 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 42.

The spelling of 4165333430640 in words is "four trillion, one hundred sixty-five billion, three hundred thirty-three million, four hundred thirty thousand, six hundred forty".