4377694389 has 4 divisors (see below), whose sum is σ = 5836925856. Its totient is φ = 2918462924.

The previous prime is 4377694381. The next prime is 4377694393. The reversal of 4377694389 is 9834967734.

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 a cyclic number.

It is not a de Polignac number, because 4377694389 - 2³ = 4377694381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4377694381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729615729 + ... + 729615734.

It is an arithmetic number, because the mean of its divisors is an integer number (1459231464).

Almost surely, 2^4377694389 is an apocalyptic number.

It is an amenable number.

4377694389 is a deficient number, since it is larger than the sum of its proper divisors (1459231467).

4377694389 is a wasteful number, since it uses less digits than its factorization.

4377694389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459231466.

The product of its digits is 27433728, while the sum is 60.

The square root of 4377694389 is about 66164.1473080399. The cubic root of 4377694389 is about 1635.8688395287.

The spelling of 4377694389 in words is "four billion, three hundred seventy-seven million, six hundred ninety-four thousand, three hundred eighty-nine".