6168890622458 has 4 divisors (see below), whose sum is σ = 9253335933690. Its totient is φ = 3084445311228.

The previous prime is 6168890622353. The next prime is 6168890622547. The reversal of 6168890622458 is 8542260988616.

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., 5934743993689 + 234146628769 = 2436133^2 + 483887^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6168890622394 and 6168890622403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1542222655613 + ... + 1542222655616.

Almost surely, 2^{6168890622458} is an apocalyptic number.

6168890622458 is a deficient number, since it is larger than the sum of its proper divisors (3084445311232).

6168890622458 is a wasteful number, since it uses less digits than its factorization.

6168890622458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3084445311231.

The product of its (nonzero) digits is 79626240, while the sum is 65.

The spelling of 6168890622458 in words is "six trillion, one hundred sixty-eight billion, eight hundred ninety million, six hundred twenty-two thousand, four hundred fifty-eight".