7168054906 has 4 divisors (see below), whose sum is σ = 10752082362. Its totient is φ = 3584027452.

The previous prime is 7168054867. The next prime is 7168054919. The reversal of 7168054906 is 6094508617.

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., 3914379225 + 3253675681 = 62565^2 + 57041^2 .

It is a super-2 number, since 2×7168054906² (a number of 21 digits) 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, 1792013725 + ... + 1792013728.

Almost surely, 2^7168054906 is an apocalyptic number.

7168054906 is a deficient number, since it is larger than the sum of its proper divisors (3584027456).

7168054906 is a wasteful number, since it uses less digits than its factorization.

7168054906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584027455.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 7168054906 is about 84664.3662115296. The cubic root of 7168054906 is about 1928.1187343660.

The spelling of 7168054906 in words is "seven billion, one hundred sixty-eight million, fifty-four thousand, nine hundred six".