4645387190 has 16 divisors (see below), whose sum is σ = 8853561792. Its totient is φ = 1748851584.

The previous prime is 4645387189. The next prime is 4645387213. The reversal of 4645387190 is 917835464.

It is a super-2 number, since 2×4645387190² = 43159244290032192200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 13662734 + ... + 13663073.

It is an arithmetic number, because the mean of its divisors is an integer number (553347612).

Almost surely, 2^4645387190 is an apocalyptic number.

4645387190 is a deficient number, since it is larger than the sum of its proper divisors (4208174602).

4645387190 is a wasteful number, since it uses less digits than its factorization.

4645387190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27325831.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 4645387190 is about 68157.0773287705. The cubic root of 4645387190 is about 1668.5554326404. Note that the first 3 decimals are identical.

The spelling of 4645387190 in words is "four billion, six hundred forty-five million, three hundred eighty-seven thousand, one hundred ninety".