8385914638 has 8 divisors (see below), whose sum is σ = 12696431832. Its totient is φ = 4153770696.

The previous prime is 8385914629. The next prime is 8385914843. The reversal of 8385914638 is 8364195838.

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, 19593045 + ... + 19593472.

It is an arithmetic number, because the mean of its divisors is an integer number (1587053979).

Almost surely, 2^8385914638 is an apocalyptic number.

8385914638 is a deficient number, since it is larger than the sum of its proper divisors (4310517194).

8385914638 is a wasteful number, since it uses less digits than its factorization.

8385914638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39186626.

The product of its digits is 4976640, while the sum is 55.

The square root of 8385914638 is about 91574.6397099110. The cubic root of 8385914638 is about 2031.6558628293.

The spelling of 8385914638 in words is "eight billion, three hundred eighty-five million, nine hundred fourteen thousand, six hundred thirty-eight".