4645381822 has 8 divisors (see below), whose sum is σ = 6969560400. Its totient is φ = 2322195024.

The previous prime is 4645381787. The next prime is 4645381831. The reversal of 4645381822 is 2281835464.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236122 + ... + 255037.

It is an arithmetic number, because the mean of its divisors is an integer number (871195050).

Almost surely, 2^4645381822 is an apocalyptic number.

4645381822 is a deficient number, since it is larger than the sum of its proper divisors (2324178578).

4645381822 is a wasteful number, since it uses less digits than its factorization.

4645381822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495890.

The product of its digits is 368640, while the sum is 43.

The square root of 4645381822 is about 68157.0379491363. The cubic root of 4645381822 is about 1668.5547899377.

The spelling of 4645381822 in words is "four billion, six hundred forty-five million, three hundred eighty-one thousand, eight hundred twenty-two".