8274416138 has 4 divisors (see below), whose sum is σ = 12411624210. Its totient is φ = 4137208068.

The previous prime is 8274416113. The next prime is 8274416147. The reversal of 8274416138 is 8316144728.

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., 8216153449 + 58262689 = 90643^2 + 7633^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068604033 + ... + 2068604036.

Almost surely, 2^8274416138 is an apocalyptic number.

8274416138 is a deficient number, since it is larger than the sum of its proper divisors (4137208072).

8274416138 is a wasteful number, since it uses less digits than its factorization.

8274416138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137208071.

The product of its digits is 258048, while the sum is 44.

The square root of 8274416138 is about 90963.8177409018. The cubic root of 8274416138 is about 2022.6114101759.

The spelling of 8274416138 in words is "eight billion, two hundred seventy-four million, four hundred sixteen thousand, one hundred thirty-eight".