4567178138 has 4 divisors (see below), whose sum is σ = 6850767210. Its totient is φ = 2283589068.

The previous prime is 4567178111. The next prime is 4567178233. The reversal of 4567178138 is 8318717654.

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., 4081548769 + 485629369 = 63887^2 + 22037^2 .

It is a super-2 number, since 2×4567178138² = 41718232288450294088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1141794533 + ... + 1141794536.

Almost surely, 2^4567178138 is an apocalyptic number.

4567178138 is a deficient number, since it is larger than the sum of its proper divisors (2283589072).

4567178138 is a wasteful number, since it uses less digits than its factorization.

4567178138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283589071.

The product of its digits is 1128960, while the sum is 50.

The square root of 4567178138 is about 67580.9006894700. The cubic root of 4567178138 is about 1659.1385352100.

The spelling of 4567178138 in words is "four billion, five hundred sixty-seven million, one hundred seventy-eight thousand, one hundred thirty-eight".