4645381823 has 8 divisors (see below), whose sum is σ = 4712372640. Its totient is φ = 4578434560.

The previous prime is 4645381787. The next prime is 4645381831. The reversal of 4645381823 is 3281835464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4645381823 - 2²⁸ = 4376946367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4645381843) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 247763 + ... + 265851.

It is an arithmetic number, because the mean of its divisors is an integer number (589046580).

Almost surely, 2^4645381823 is an apocalyptic number.

4645381823 is a deficient number, since it is larger than the sum of its proper divisors (66990817).

4645381823 is a wasteful number, since it uses less digits than its factorization.

4645381823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21777.

The product of its digits is 552960, while the sum is 44.

The square root of 4645381823 is about 68157.0379564723. The cubic root of 4645381823 is about 1668.5547900574.

The spelling of 4645381823 in words is "four billion, six hundred forty-five million, three hundred eighty-one thousand, eight hundred twenty-three".