68220150297 has 16 divisors (see below), whose sum is σ = 97991826240. Its totient is φ = 41966764992.

The previous prime is 68220150253. The next prime is 68220150301. The reversal of 68220150297 is 79205102286.

It is not a de Polignac number, because 68220150297 - 2⁷ = 68220150169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68220150197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197647 + ... + 418932.

It is an arithmetic number, because the mean of its divisors is an integer number (6124489140).

Almost surely, 2^68220150297 is an apocalyptic number.

It is an amenable number.

68220150297 is a deficient number, since it is larger than the sum of its proper divisors (29771675943).

68220150297 is a wasteful number, since it uses less digits than its factorization.

68220150297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619432.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 68220150297 in words is "sixty-eight billion, two hundred twenty million, one hundred fifty thousand, two hundred ninety-seven".