4466378109 has 4 divisors (see below), whose sum is σ = 5955170816. Its totient is φ = 2977585404.

The previous prime is 4466378101. The next prime is 4466378123. The reversal of 4466378109 is 9018736644.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4466378109 - 2³ = 4466378101 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 (4466378101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744396349 + ... + 744396354.

It is an arithmetic number, because the mean of its divisors is an integer number (1488792704).

Almost surely, 2^4466378109 is an apocalyptic number.

It is an amenable number.

4466378109 is a deficient number, since it is larger than the sum of its proper divisors (1488792707).

4466378109 is a wasteful number, since it uses less digits than its factorization.

4466378109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488792706.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 4466378109 is about 66830.9666920957. The cubic root of 4466378109 is about 1646.8415992415.

The spelling of 4466378109 in words is "four billion, four hundred sixty-six million, three hundred seventy-eight thousand, one hundred nine".