4379635138 has 4 divisors (see below), whose sum is σ = 6569452710. Its totient is φ = 2189817568.

The previous prime is 4379635133. The next prime is 4379635153. The reversal of 4379635138 is 8315369734.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4280692329 + 98942809 = 65427^2 + 9947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4379635091 and 4379635100.

It is not an unprimeable number, because it can be changed into a prime (4379635133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094908783 + ... + 1094908786.

Almost surely, 2^4379635138 is an apocalyptic number.

4379635138 is a deficient number, since it is larger than the sum of its proper divisors (2189817572).

4379635138 is a wasteful number, since it uses less digits than its factorization.

4379635138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189817571.

The product of its digits is 1632960, while the sum is 49.

The square root of 4379635138 is about 66178.8118509240. The cubic root of 4379635138 is about 1636.1105452828.

The spelling of 4379635138 in words is "four billion, three hundred seventy-nine million, six hundred thirty-five thousand, one hundred thirty-eight".